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Configuration error
| { | |
| "metadata": { | |
| "snapshot_id": "fraudshield-realworld-v2", | |
| "schema_version": "2.0", | |
| "generated_at": "2026-03-30T18:13:06.935921+00:00", | |
| "seed": 42, | |
| "build_notes": "Runtime uses this frozen snapshot only. Public source downloads are optional and intended for rebuilding the snapshot offline.", | |
| "sources": [ | |
| { | |
| "source_id": "kaggle_creditcardfraud", | |
| "provider": "Kaggle / ULB", | |
| "dataset_id": "mlg-ulb/creditcardfraud", | |
| "title": "Credit Card Fraud Detection", | |
| "source_url": "https://www.kaggle.com/datasets/mlg-ulb/creditcardfraud", | |
| "license_note": "Refer to the dataset page for license and usage terms." | |
| } | |
| ] | |
| }, | |
| "tasks": { | |
| "easy": [ | |
| { | |
| "transaction_id": "easy_legitimate_111904", | |
| "label": "legitimate", | |
| "risk_score": 0.2592, | |
| "business_cost": 0.894, | |
| "transaction_data": { | |
| "amount": 6.02, | |
| "seller_id": "seller_std_111904", | |
| "buyer_id": "buyer_111904", | |
| "item_category": "digital_goods", | |
| "item_price": 5.93, | |
| "shipping_address": "CA", | |
| "seller_account_age_days": 1685, | |
| "buyer_account_age_days": 1892, | |
| "payment_method": "paypal", | |
| "device_country": "CA", | |
| "timestamp": "2024-03-01T20:07:00", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.51, | |
| "num_seller_reviews": 1346, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 25.83, | |
| "seller_chargeback_rate_30d": 0.013, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 2, | |
| "same_address_orders_24h": 2 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 4, | |
| "linked_cards_7d": 3, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.395, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 12, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_legitimate_84344", | |
| "label": "legitimate", | |
| "risk_score": 0.2009, | |
| "business_cost": 0.849, | |
| "transaction_data": { | |
| "amount": 23.05, | |
| "seller_id": "seller_std_084344", | |
| "buyer_id": "buyer_084344", | |
| "item_category": "grocery", | |
| "item_price": 22.12, | |
| "shipping_address": "AU", | |
| "seller_account_age_days": 2407, | |
| "buyer_account_age_days": 2549, | |
| "payment_method": "wallet", | |
| "device_country": "AU", | |
| "timestamp": "2024-03-01T16:44:24", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.71, | |
| "num_seller_reviews": 3608, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 50.85, | |
| "seller_chargeback_rate_30d": 0.021, | |
| "buyer_disputes_90d": 0, | |
| "shared_device_accounts_24h": 2, | |
| "same_address_orders_24h": 2 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 13, | |
| "linked_cards_7d": 1, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.323, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 6, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_fraud_63634", | |
| "label": "fraud", | |
| "risk_score": 0.771, | |
| "business_cost": 1.35, | |
| "transaction_data": { | |
| "amount": 99.99, | |
| "seller_id": "seller_new_063634", | |
| "buyer_id": "buyer_063634", | |
| "item_category": "consumer_electronics", | |
| "item_price": 67.7, | |
| "shipping_address": "VN", | |
| "seller_account_age_days": 1, | |
| "buyer_account_age_days": 151, | |
| "payment_method": "prepaid_card", | |
| "device_country": "VN", | |
| "timestamp": "2024-03-01T14:06:48", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.0, | |
| "num_seller_reviews": 17, | |
| "previous_fraud_flags": 2, | |
| "shipping_speed": "express", | |
| "amount_percentile": 79.8, | |
| "seller_chargeback_rate_30d": 0.227, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 5, | |
| "same_address_orders_24h": 3 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 15, | |
| "linked_cards_7d": 3, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.702, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 5, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_fraud_10690", | |
| "label": "fraud", | |
| "risk_score": 0.8058, | |
| "business_cost": 1.377, | |
| "transaction_data": { | |
| "amount": 1218.89, | |
| "seller_id": "seller_new_010690", | |
| "buyer_id": "buyer_010690", | |
| "item_category": "travel", | |
| "item_price": 822.46, | |
| "shipping_address": "BR", | |
| "seller_account_age_days": 17, | |
| "buyer_account_age_days": 151, | |
| "payment_method": "prepaid_card", | |
| "device_country": "BR", | |
| "timestamp": "2024-03-01T05:01:28", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 1.95, | |
| "num_seller_reviews": 6, | |
| "previous_fraud_flags": 2, | |
| "shipping_speed": "express", | |
| "amount_percentile": 99.29, | |
| "seller_chargeback_rate_30d": 0.243, | |
| "buyer_disputes_90d": 4, | |
| "shared_device_accounts_24h": 5, | |
| "same_address_orders_24h": 4 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 4, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 0, | |
| "cluster_alert_score": 0.745, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 12, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_fraud_150669", | |
| "label": "fraud", | |
| "risk_score": 0.7575, | |
| "business_cost": 1.339, | |
| "transaction_data": { | |
| "amount": 188.52, | |
| "seller_id": "seller_new_150669", | |
| "buyer_id": "buyer_150669", | |
| "item_category": "electronics", | |
| "item_price": 92.23, | |
| "shipping_address": "VN", | |
| "seller_account_age_days": 24, | |
| "buyer_account_age_days": 164, | |
| "payment_method": "prepaid_card", | |
| "device_country": "VN", | |
| "timestamp": "2024-03-02T02:04:20", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 2.73, | |
| "num_seller_reviews": 35, | |
| "previous_fraud_flags": 2, | |
| "shipping_speed": "same-day", | |
| "amount_percentile": 89.01, | |
| "seller_chargeback_rate_30d": 0.157, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 3, | |
| "same_address_orders_24h": 2 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 2, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 0, | |
| "cluster_alert_score": 0.686, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 1, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_legitimate_91279", | |
| "label": "legitimate", | |
| "risk_score": 0.1906, | |
| "business_cost": 0.84, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_std_091279", | |
| "buyer_id": "buyer_091279", | |
| "item_category": "beauty", | |
| "item_price": 6.32, | |
| "shipping_address": "CA", | |
| "seller_account_age_days": 886, | |
| "buyer_account_age_days": 2881, | |
| "payment_method": "bank_transfer", | |
| "device_country": "CA", | |
| "timestamp": "2024-03-01T17:36:33", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 4.33, | |
| "num_seller_reviews": 5246, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 21.11, | |
| "seller_chargeback_rate_30d": 0.023, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 1, | |
| "same_address_orders_24h": 1 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 16, | |
| "linked_cards_7d": 3, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.311, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 5, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_legitimate_113880", | |
| "label": "legitimate", | |
| "risk_score": 0.1792, | |
| "business_cost": 0.832, | |
| "transaction_data": { | |
| "amount": 14.9, | |
| "seller_id": "seller_std_113880", | |
| "buyer_id": "buyer_113880", | |
| "item_category": "digital_goods", | |
| "item_price": 15.65, | |
| "shipping_address": "IN", | |
| "seller_account_age_days": 1661, | |
| "buyer_account_age_days": 2207, | |
| "payment_method": "buy_now_pay_later", | |
| "device_country": "IN", | |
| "timestamp": "2024-03-01T20:20:46", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.28, | |
| "num_seller_reviews": 4179, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "standard", | |
| "amount_percentile": 41.44, | |
| "seller_chargeback_rate_30d": 0.022, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 1, | |
| "same_address_orders_24h": 1 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 15, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.297, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 4, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_legitimate_258629", | |
| "label": "legitimate", | |
| "risk_score": 0.2107, | |
| "business_cost": 0.856, | |
| "transaction_data": { | |
| "amount": 46.17, | |
| "seller_id": "seller_std_258629", | |
| "buyer_id": "buyer_258629", | |
| "item_category": "consumer_electronics", | |
| "item_price": 48.55, | |
| "shipping_address": "CA", | |
| "seller_account_age_days": 2186, | |
| "buyer_account_age_days": 2059, | |
| "payment_method": "credit_card", | |
| "device_country": "CA", | |
| "timestamp": "2024-03-02T20:05:47", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 4.83, | |
| "num_seller_reviews": 1942, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "standard", | |
| "amount_percentile": 64.88, | |
| "seller_chargeback_rate_30d": 0.024, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 1, | |
| "same_address_orders_24h": 1 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 16, | |
| "linked_cards_7d": 1, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.335, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 7, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_legitimate_141307", | |
| "label": "legitimate", | |
| "risk_score": 0.1007, | |
| "business_cost": 0.771, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_std_141307", | |
| "buyer_id": "buyer_141307", | |
| "item_category": "digital_goods", | |
| "item_price": 5.77, | |
| "shipping_address": "CA", | |
| "seller_account_age_days": 1249, | |
| "buyer_account_age_days": 3179, | |
| "payment_method": "wallet", | |
| "device_country": "GB", | |
| "timestamp": "2024-03-01T23:23:44", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 4.84, | |
| "num_seller_reviews": 985, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 0.33, | |
| "seller_chargeback_rate_30d": 0.025, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 1, | |
| "same_address_orders_24h": 0 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 17, | |
| "linked_cards_7d": 4, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.201, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 1, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_legitimate_263733", | |
| "label": "legitimate", | |
| "risk_score": 0.2493, | |
| "business_cost": 0.886, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_std_263733", | |
| "buyer_id": "buyer_263733", | |
| "item_category": "beauty", | |
| "item_price": 5.75, | |
| "shipping_address": "AU", | |
| "seller_account_age_days": 446, | |
| "buyer_account_age_days": 811, | |
| "payment_method": "wallet", | |
| "device_country": "AU", | |
| "timestamp": "2024-03-02T20:44:47", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.9, | |
| "num_seller_reviews": 668, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 16.11, | |
| "seller_chargeback_rate_30d": 0.003, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 1, | |
| "same_address_orders_24h": 1 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 5, | |
| "linked_cards_7d": 3, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.383, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 11, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_fraud_15451", | |
| "label": "fraud", | |
| "risk_score": 0.7868, | |
| "business_cost": 1.362, | |
| "transaction_data": { | |
| "amount": 99.99, | |
| "seller_id": "seller_new_015451", | |
| "buyer_id": "buyer_015451", | |
| "item_category": "home", | |
| "item_price": 54.25, | |
| "shipping_address": "UA", | |
| "seller_account_age_days": 38, | |
| "buyer_account_age_days": 97, | |
| "payment_method": "prepaid_card", | |
| "device_country": "IN", | |
| "timestamp": "2024-03-01T07:27:13", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 2.49, | |
| "num_seller_reviews": 32, | |
| "previous_fraud_flags": 3, | |
| "shipping_speed": "same-day", | |
| "amount_percentile": 79.75, | |
| "seller_chargeback_rate_30d": 0.157, | |
| "buyer_disputes_90d": 4, | |
| "shared_device_accounts_24h": 7, | |
| "same_address_orders_24h": 4 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 18, | |
| "linked_cards_7d": 3, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.722, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 10, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_fraud_17453", | |
| "label": "fraud", | |
| "risk_score": 0.7862, | |
| "business_cost": 1.362, | |
| "transaction_data": { | |
| "amount": 99.99, | |
| "seller_id": "seller_new_017453", | |
| "buyer_id": "buyer_017453", | |
| "item_category": "consumer_electronics", | |
| "item_price": 54.43, | |
| "shipping_address": "BR", | |
| "seller_account_age_days": 21, | |
| "buyer_account_age_days": 63, | |
| "payment_method": "crypto_gateway", | |
| "device_country": "BR", | |
| "timestamp": "2024-03-01T07:58:46", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 2.08, | |
| "num_seller_reviews": 19, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 79.76, | |
| "seller_chargeback_rate_30d": 0.277, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 4, | |
| "same_address_orders_24h": 5 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 15, | |
| "linked_cards_7d": 3, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.721, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 9, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_fraud_268375", | |
| "label": "fraud", | |
| "risk_score": 0.7676, | |
| "business_cost": 1.347, | |
| "transaction_data": { | |
| "amount": 39.98, | |
| "seller_id": "seller_new_268375", | |
| "buyer_id": "buyer_268375", | |
| "item_category": "home", | |
| "item_price": 22.85, | |
| "shipping_address": "BR", | |
| "seller_account_age_days": 30, | |
| "buyer_account_age_days": 7, | |
| "payment_method": "gift_card", | |
| "device_country": "TR", | |
| "timestamp": "2024-03-02T21:19:41", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 1.81, | |
| "num_seller_reviews": 26, | |
| "previous_fraud_flags": 2, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 61.75, | |
| "seller_chargeback_rate_30d": 0.253, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 3, | |
| "same_address_orders_24h": 5 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 8, | |
| "linked_cards_7d": 1, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.698, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 4, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_legitimate_145017", | |
| "label": "legitimate", | |
| "risk_score": 0.2396, | |
| "business_cost": 0.879, | |
| "transaction_data": { | |
| "amount": 310.0, | |
| "seller_id": "seller_std_145017", | |
| "buyer_id": "buyer_145017", | |
| "item_category": "electronics", | |
| "item_price": 297.5, | |
| "shipping_address": "IN", | |
| "seller_account_age_days": 1072, | |
| "buyer_account_age_days": 1453, | |
| "payment_method": "buy_now_pay_later", | |
| "device_country": "IN", | |
| "timestamp": "2024-03-02T00:02:47", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.35, | |
| "num_seller_reviews": 3889, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 93.89, | |
| "seller_chargeback_rate_30d": 0.003, | |
| "buyer_disputes_90d": 0, | |
| "shared_device_accounts_24h": 1, | |
| "same_address_orders_24h": 1 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 8, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.371, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 10, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_legitimate_175682", | |
| "label": "legitimate", | |
| "risk_score": 0.1664, | |
| "business_cost": 0.822, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_std_175682", | |
| "buyer_id": "buyer_175682", | |
| "item_category": "grocery", | |
| "item_price": 6.0, | |
| "shipping_address": "CA", | |
| "seller_account_age_days": 651, | |
| "buyer_account_age_days": 1666, | |
| "payment_method": "credit_card", | |
| "device_country": "CA", | |
| "timestamp": "2024-03-02T10:00:42", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.63, | |
| "num_seller_reviews": 2857, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 25.54, | |
| "seller_chargeback_rate_30d": 0.003, | |
| "buyer_disputes_90d": 0, | |
| "shared_device_accounts_24h": 2, | |
| "same_address_orders_24h": 1 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 6, | |
| "linked_cards_7d": 1, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.281, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 3, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_fraud_154694", | |
| "label": "fraud", | |
| "risk_score": 0.7633, | |
| "business_cost": 1.344, | |
| "transaction_data": { | |
| "amount": 346.94, | |
| "seller_id": "seller_new_154694", | |
| "buyer_id": "buyer_154694", | |
| "item_category": "collectibles", | |
| "item_price": 217.79, | |
| "shipping_address": "UA", | |
| "seller_account_age_days": 40, | |
| "buyer_account_age_days": 170, | |
| "payment_method": "crypto_gateway", | |
| "device_country": "AU", | |
| "timestamp": "2024-03-02T04:30:22", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 1.62, | |
| "num_seller_reviews": 30, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 94.64, | |
| "seller_chargeback_rate_30d": 0.216, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 7, | |
| "same_address_orders_24h": 3 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 9, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.693, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 3, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_legitimate_163571", | |
| "label": "legitimate", | |
| "risk_score": 0.2205, | |
| "business_cost": 0.864, | |
| "transaction_data": { | |
| "amount": 10.27, | |
| "seller_id": "seller_std_163571", | |
| "buyer_id": "buyer_163571", | |
| "item_category": "beauty", | |
| "item_price": 10.49, | |
| "shipping_address": "GB", | |
| "seller_account_age_days": 204, | |
| "buyer_account_age_days": 1983, | |
| "payment_method": "bank_transfer", | |
| "device_country": "GB", | |
| "timestamp": "2024-03-02T08:14:13", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 4.38, | |
| "num_seller_reviews": 5062, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 35.39, | |
| "seller_chargeback_rate_30d": 0.016, | |
| "buyer_disputes_90d": 0, | |
| "shared_device_accounts_24h": 2, | |
| "same_address_orders_24h": 0 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 11, | |
| "linked_cards_7d": 1, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.347, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 8, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_fraud_46918", | |
| "label": "fraud", | |
| "risk_score": 0.7925, | |
| "business_cost": 1.366, | |
| "transaction_data": { | |
| "amount": 648.0, | |
| "seller_id": "seller_new_046918", | |
| "buyer_id": "buyer_046918", | |
| "item_category": "high_value_collectibles", | |
| "item_price": 380.5, | |
| "shipping_address": "ID", | |
| "seller_account_age_days": 43, | |
| "buyer_account_age_days": 168, | |
| "payment_method": "crypto_gateway", | |
| "device_country": "DE", | |
| "timestamp": "2024-03-01T11:56:28", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 2.84, | |
| "num_seller_reviews": 20, | |
| "previous_fraud_flags": 2, | |
| "shipping_speed": "same-day", | |
| "amount_percentile": 97.8, | |
| "seller_chargeback_rate_30d": 0.157, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 4, | |
| "same_address_orders_24h": 4 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 2, | |
| "linked_cards_7d": 1, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.729, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 11, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_legitimate_105981", | |
| "label": "legitimate", | |
| "risk_score": 0.23, | |
| "business_cost": 0.871, | |
| "transaction_data": { | |
| "amount": 21.18, | |
| "seller_id": "seller_std_105981", | |
| "buyer_id": "buyer_105981", | |
| "item_category": "digital_goods", | |
| "item_price": 21.16, | |
| "shipping_address": "DE", | |
| "seller_account_age_days": 675, | |
| "buyer_account_age_days": 1450, | |
| "payment_method": "bank_transfer", | |
| "device_country": "DE", | |
| "timestamp": "2024-03-01T19:22:49", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.92, | |
| "num_seller_reviews": 1837, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "standard", | |
| "amount_percentile": 49.49, | |
| "seller_chargeback_rate_30d": 0.008, | |
| "buyer_disputes_90d": 0, | |
| "shared_device_accounts_24h": 1, | |
| "same_address_orders_24h": 2 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 10, | |
| "linked_cards_7d": 4, | |
| "recent_refunds_7d": 0, | |
| "cluster_alert_score": 0.359, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 9, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_fraud_222133", | |
| "label": "fraud", | |
| "risk_score": 0.774, | |
| "business_cost": 1.352, | |
| "transaction_data": { | |
| "amount": 144.8, | |
| "seller_id": "seller_new_222133", | |
| "buyer_id": "buyer_222133", | |
| "item_category": "collectibles", | |
| "item_price": 71.47, | |
| "shipping_address": "VN", | |
| "seller_account_age_days": 40, | |
| "buyer_account_age_days": 71, | |
| "payment_method": "prepaid_card", | |
| "device_country": "VN", | |
| "timestamp": "2024-03-02T15:40:40", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 2.36, | |
| "num_seller_reviews": 17, | |
| "previous_fraud_flags": 2, | |
| "shipping_speed": "same-day", | |
| "amount_percentile": 85.52, | |
| "seller_chargeback_rate_30d": 0.224, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 7, | |
| "same_address_orders_24h": 5 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 1, | |
| "linked_cards_7d": 3, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.706, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 6, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_fraud_249607", | |
| "label": "fraud", | |
| "risk_score": 0.7601, | |
| "business_cost": 1.341, | |
| "transaction_data": { | |
| "amount": 35.0, | |
| "seller_id": "seller_new_249607", | |
| "buyer_id": "buyer_249607", | |
| "item_category": "consumer_electronics", | |
| "item_price": 20.09, | |
| "shipping_address": "VN", | |
| "seller_account_age_days": 31, | |
| "buyer_account_age_days": 128, | |
| "payment_method": "prepaid_card", | |
| "device_country": "GB", | |
| "timestamp": "2024-03-02T18:54:53", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 2.89, | |
| "num_seller_reviews": 2, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "same-day", | |
| "amount_percentile": 59.03, | |
| "seller_chargeback_rate_30d": 0.133, | |
| "buyer_disputes_90d": 5, | |
| "shared_device_accounts_24h": 3, | |
| "same_address_orders_24h": 6 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 5, | |
| "linked_cards_7d": 3, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.689, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 2, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_fraud_84543", | |
| "label": "fraud", | |
| "risk_score": 0.7778, | |
| "business_cost": 1.355, | |
| "transaction_data": { | |
| "amount": 454.82, | |
| "seller_id": "seller_new_084543", | |
| "buyer_id": "buyer_084543", | |
| "item_category": "high_value_collectibles", | |
| "item_price": 304.02, | |
| "shipping_address": "UA", | |
| "seller_account_age_days": 20, | |
| "buyer_account_age_days": 36, | |
| "payment_method": "prepaid_card", | |
| "device_country": "IN", | |
| "timestamp": "2024-03-01T16:45:53", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 1.82, | |
| "num_seller_reviews": 10, | |
| "previous_fraud_flags": 2, | |
| "shipping_speed": "same-day", | |
| "amount_percentile": 96.25, | |
| "seller_chargeback_rate_30d": 0.199, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 4, | |
| "same_address_orders_24h": 4 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 17, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.711, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 7, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_fraud_44223", | |
| "label": "fraud", | |
| "risk_score": 0.7824, | |
| "business_cost": 1.359, | |
| "transaction_data": { | |
| "amount": 139.9, | |
| "seller_id": "seller_new_044223", | |
| "buyer_id": "buyer_044223", | |
| "item_category": "electronics", | |
| "item_price": 102.19, | |
| "shipping_address": "TR", | |
| "seller_account_age_days": 25, | |
| "buyer_account_age_days": 87, | |
| "payment_method": "prepaid_card", | |
| "device_country": "TR", | |
| "timestamp": "2024-03-01T11:37:31", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 2.47, | |
| "num_seller_reviews": 15, | |
| "previous_fraud_flags": 3, | |
| "shipping_speed": "same-day", | |
| "amount_percentile": 84.96, | |
| "seller_chargeback_rate_30d": 0.211, | |
| "buyer_disputes_90d": 4, | |
| "shared_device_accounts_24h": 7, | |
| "same_address_orders_24h": 5 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 14, | |
| "linked_cards_7d": 3, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.716, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 8, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "easy_legitimate_138777", | |
| "label": "legitimate", | |
| "risk_score": 0.1503, | |
| "business_cost": 0.809, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_std_138777", | |
| "buyer_id": "buyer_138777", | |
| "item_category": "beauty", | |
| "item_price": 6.05, | |
| "shipping_address": "CA", | |
| "seller_account_age_days": 637, | |
| "buyer_account_age_days": 2424, | |
| "payment_method": "bank_transfer", | |
| "device_country": "CA", | |
| "timestamp": "2024-03-01T23:00:38", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.9, | |
| "num_seller_reviews": 1362, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 22.94, | |
| "seller_chargeback_rate_30d": 0.03, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 1, | |
| "same_address_orders_24h": 2 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 10, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.261, | |
| "network_pattern": "Obvious fraud markers such as new sellers, price gaps, and geo mismatch.", | |
| "sequence_bucket": 2, | |
| "device_match": true | |
| } | |
| } | |
| ], | |
| "medium": [ | |
| { | |
| "transaction_id": "medium_legitimate_139351", | |
| "label": "legitimate", | |
| "risk_score": 0.3609, | |
| "business_cost": 1.073, | |
| "transaction_data": { | |
| "amount": 20.0, | |
| "seller_id": "seller_std_139351", | |
| "buyer_id": "buyer_139351", | |
| "item_category": "beauty", | |
| "item_price": 19.1, | |
| "shipping_address": "CA", | |
| "seller_account_age_days": 500, | |
| "buyer_account_age_days": 208, | |
| "payment_method": "bank_transfer", | |
| "device_country": "CA", | |
| "timestamp": "2024-03-01T23:05:09", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 4.12, | |
| "num_seller_reviews": 4016, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 48.49, | |
| "seller_chargeback_rate_30d": 0.044, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 4, | |
| "same_address_orders_24h": 3 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Mixed-signal reviews where no single indicator is decisive.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 11, | |
| "linked_cards_7d": 4, | |
| "recent_refunds_7d": 5, | |
| "cluster_alert_score": 0.519, | |
| "network_pattern": "Mixed-signal reviews where no single indicator is decisive.", | |
| "sequence_bucket": 16, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "medium_fraud_150661", | |
| "label": "fraud", | |
| "risk_score": 0.735, | |
| "business_cost": 1.422, | |
| "transaction_data": { | |
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| "payment_method": "bank_transfer", | |
| "device_country": "BR", | |
| "timestamp": "2024-03-02T02:04:13", | |
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| }, | |
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| } | |
| }, | |
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| } | |
| }, | |
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| "timestamp": "2024-03-01T09:45:16", | |
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| }, | |
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| }, | |
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| "buyer_account_age_days": 449, | |
| "payment_method": "credit_card", | |
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| "timestamp": "2024-03-02T19:41:24", | |
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| }, | |
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| } | |
| }, | |
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| }, | |
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| }, | |
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| }, | |
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| "payment_method": "credit_card", | |
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| "timestamp": "2024-03-01T18:04:24", | |
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| "seller_id": "seller_std_027627", | |
| "buyer_id": "buyer_027627", | |
| "item_category": "grocery", | |
| "item_price": 12.97, | |
| "shipping_address": "UA", | |
| "seller_account_age_days": 62, | |
| "buyer_account_age_days": 291, | |
| "payment_method": "wallet", | |
| "device_country": "SG", | |
| "timestamp": "2024-03-01T09:37:14", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.0, | |
| "num_seller_reviews": 353, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 46.65, | |
| "seller_chargeback_rate_30d": 0.061, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 4, | |
| "same_address_orders_24h": 3 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Mixed-signal reviews where no single indicator is decisive.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 8, | |
| "linked_cards_7d": 4, | |
| "recent_refunds_7d": 5, | |
| "cluster_alert_score": 0.673, | |
| "network_pattern": "Mixed-signal reviews where no single indicator is decisive.", | |
| "sequence_bucket": 13, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "medium_fraud_163586", | |
| "label": "fraud", | |
| "risk_score": 0.7418, | |
| "business_cost": 1.427, | |
| "transaction_data": { | |
| "amount": 65.0, | |
| "seller_id": "seller_std_163586", | |
| "buyer_id": "buyer_163586", | |
| "item_category": "consumer_electronics", | |
| "item_price": 46.13, | |
| "shipping_address": "CA", | |
| "seller_account_age_days": 50, | |
| "buyer_account_age_days": 438, | |
| "payment_method": "credit_card", | |
| "device_country": "CA", | |
| "timestamp": "2024-03-02T08:14:27", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 2.19, | |
| "num_seller_reviews": 15, | |
| "previous_fraud_flags": 2, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 71.87, | |
| "seller_chargeback_rate_30d": 0.096, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 4, | |
| "same_address_orders_24h": 3 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Mixed-signal reviews where no single indicator is decisive.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 5, | |
| "linked_cards_7d": 4, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.667, | |
| "network_pattern": "Mixed-signal reviews where no single indicator is decisive.", | |
| "sequence_bucket": 12, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "medium_fraud_114271", | |
| "label": "fraud", | |
| "risk_score": 0.7171, | |
| "business_cost": 1.408, | |
| "transaction_data": { | |
| "amount": 16.48, | |
| "seller_id": "seller_std_114271", | |
| "buyer_id": "buyer_114271", | |
| "item_category": "digital_goods", | |
| "item_price": 12.84, | |
| "shipping_address": "CA", | |
| "seller_account_age_days": 118, | |
| "buyer_account_age_days": 243, | |
| "payment_method": "wallet", | |
| "device_country": "CA", | |
| "timestamp": "2024-03-01T20:23:28", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 3.06, | |
| "num_seller_reviews": 295, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 44.66, | |
| "seller_chargeback_rate_30d": 0.065, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 7, | |
| "same_address_orders_24h": 2 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Mixed-signal reviews where no single indicator is decisive.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 15, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 5, | |
| "cluster_alert_score": 0.636, | |
| "network_pattern": "Mixed-signal reviews where no single indicator is decisive.", | |
| "sequence_bucket": 5, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "medium_legitimate_111419", | |
| "label": "legitimate", | |
| "risk_score": 0.2496, | |
| "business_cost": 0.986, | |
| "transaction_data": { | |
| "amount": 8.43, | |
| "seller_id": "seller_std_111419", | |
| "buyer_id": "buyer_111419", | |
| "item_category": "beauty", | |
| "item_price": 7.58, | |
| "shipping_address": "GB", | |
| "seller_account_age_days": 1688, | |
| "buyer_account_age_days": 2321, | |
| "payment_method": "paypal", | |
| "device_country": "NG", | |
| "timestamp": "2024-03-01T20:03:42", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.71, | |
| "num_seller_reviews": 3810, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 29.54, | |
| "seller_chargeback_rate_30d": 0.044, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 1, | |
| "same_address_orders_24h": 1 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Mixed-signal reviews where no single indicator is decisive.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 2, | |
| "linked_cards_7d": 5, | |
| "recent_refunds_7d": 4, | |
| "cluster_alert_score": 0.383, | |
| "network_pattern": "Mixed-signal reviews where no single indicator is decisive.", | |
| "sequence_bucket": 2, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "medium_fraud_167305", | |
| "label": "fraud", | |
| "risk_score": 0.754, | |
| "business_cost": 1.436, | |
| "transaction_data": { | |
| "amount": 105.89, | |
| "seller_id": "seller_std_167305", | |
| "buyer_id": "buyer_167305", | |
| "item_category": "fashion", | |
| "item_price": 76.51, | |
| "shipping_address": "UA", | |
| "seller_account_age_days": 58, | |
| "buyer_account_age_days": 378, | |
| "payment_method": "credit_card", | |
| "device_country": "UA", | |
| "timestamp": "2024-03-02T08:56:43", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.77, | |
| "num_seller_reviews": 244, | |
| "previous_fraud_flags": 2, | |
| "shipping_speed": "express", | |
| "amount_percentile": 80.94, | |
| "seller_chargeback_rate_30d": 0.171, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 6, | |
| "same_address_orders_24h": 4 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Mixed-signal reviews where no single indicator is decisive.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 13, | |
| "linked_cards_7d": 3, | |
| "recent_refunds_7d": 3, | |
| "cluster_alert_score": 0.682, | |
| "network_pattern": "Mixed-signal reviews where no single indicator is decisive.", | |
| "sequence_bucket": 15, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "medium_legitimate_122178", | |
| "label": "legitimate", | |
| "risk_score": 0.2413, | |
| "business_cost": 0.98, | |
| "transaction_data": { | |
| "amount": 30.0, | |
| "seller_id": "seller_std_122178", | |
| "buyer_id": "buyer_122178", | |
| "item_category": "consumer_electronics", | |
| "item_price": 32.26, | |
| "shipping_address": "SG", | |
| "seller_account_age_days": 1069, | |
| "buyer_account_age_days": 1889, | |
| "payment_method": "bank_transfer", | |
| "device_country": "SG", | |
| "timestamp": "2024-03-01T21:14:22", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.47, | |
| "num_seller_reviews": 2089, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "standard", | |
| "amount_percentile": 56.35, | |
| "seller_chargeback_rate_30d": 0.013, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 3, | |
| "same_address_orders_24h": 2 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Mixed-signal reviews where no single indicator is decisive.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 8, | |
| "linked_cards_7d": 6, | |
| "recent_refunds_7d": 6, | |
| "cluster_alert_score": 0.373, | |
| "network_pattern": "Mixed-signal reviews where no single indicator is decisive.", | |
| "sequence_bucket": 1, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "medium_fraud_150669", | |
| "label": "fraud", | |
| "risk_score": 0.7575, | |
| "business_cost": 1.439, | |
| "transaction_data": { | |
| "amount": 188.52, | |
| "seller_id": "seller_std_150669", | |
| "buyer_id": "buyer_150669", | |
| "item_category": "electronics", | |
| "item_price": 130.19, | |
| "shipping_address": "CA", | |
| "seller_account_age_days": 42, | |
| "buyer_account_age_days": 462, | |
| "payment_method": "wallet", | |
| "device_country": "SG", | |
| "timestamp": "2024-03-02T02:04:20", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 2.23, | |
| "num_seller_reviews": 198, | |
| "previous_fraud_flags": 2, | |
| "shipping_speed": "standard", | |
| "amount_percentile": 89.01, | |
| "seller_chargeback_rate_30d": 0.164, | |
| "buyer_disputes_90d": 0, | |
| "shared_device_accounts_24h": 4, | |
| "same_address_orders_24h": 4 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Mixed-signal reviews where no single indicator is decisive.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 15, | |
| "linked_cards_7d": 7, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.686, | |
| "network_pattern": "Mixed-signal reviews where no single indicator is decisive.", | |
| "sequence_bucket": 16, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "medium_legitimate_33777", | |
| "label": "legitimate", | |
| "risk_score": 0.3678, | |
| "business_cost": 1.078, | |
| "transaction_data": { | |
| "amount": 80.0, | |
| "seller_id": "seller_std_033777", | |
| "buyer_id": "buyer_033777", | |
| "item_category": "consumer_electronics", | |
| "item_price": 79.84, | |
| "shipping_address": "CA", | |
| "seller_account_age_days": 354, | |
| "buyer_account_age_days": 2411, | |
| "payment_method": "buy_now_pay_later", | |
| "device_country": "GB", | |
| "timestamp": "2024-03-01T10:23:02", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.67, | |
| "num_seller_reviews": 430, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 75.79, | |
| "seller_chargeback_rate_30d": 0.067, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 3, | |
| "same_address_orders_24h": 4 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Mixed-signal reviews where no single indicator is decisive.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 4, | |
| "linked_cards_7d": 1, | |
| "recent_refunds_7d": 4, | |
| "cluster_alert_score": 0.527, | |
| "network_pattern": "Mixed-signal reviews where no single indicator is decisive.", | |
| "sequence_bucket": 17, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "medium_fraud_8312", | |
| "label": "fraud", | |
| "risk_score": 0.7206, | |
| "business_cost": 1.41, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_std_008312", | |
| "buyer_id": "buyer_008312", | |
| "item_category": "digital_goods", | |
| "item_price": 4.34, | |
| "shipping_address": "VN", | |
| "seller_account_age_days": 85, | |
| "buyer_account_age_days": 61, | |
| "payment_method": "credit_card", | |
| "device_country": "VN", | |
| "timestamp": "2024-03-01T03:04:52", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 2.19, | |
| "num_seller_reviews": 299, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 6.11, | |
| "seller_chargeback_rate_30d": 0.082, | |
| "buyer_disputes_90d": 4, | |
| "shared_device_accounts_24h": 5, | |
| "same_address_orders_24h": 3 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Mixed-signal reviews where no single indicator is decisive.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 12, | |
| "linked_cards_7d": 1, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.641, | |
| "network_pattern": "Mixed-signal reviews where no single indicator is decisive.", | |
| "sequence_bucket": 6, | |
| "device_match": true | |
| } | |
| } | |
| ], | |
| "hard": [ | |
| { | |
| "transaction_id": "hard_fraud_79835", | |
| "label": "fraud", | |
| "risk_score": 0.7001, | |
| "business_cost": 1.475, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_02", | |
| "buyer_id": "buyer_linked_05", | |
| "item_category": "beauty", | |
| "item_price": 5.05, | |
| "shipping_address": "ID", | |
| "seller_account_age_days": 772, | |
| "buyer_account_age_days": 443, | |
| "payment_method": "bank_transfer", | |
| "device_country": "IN", | |
| "timestamp": "2024-03-01T16:09:59", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.44, | |
| "num_seller_reviews": 1440, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 12.89, | |
| "seller_chargeback_rate_30d": 0.088, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 12, | |
| "same_address_orders_24h": 9 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 4, | |
| "linked_cards_7d": 6, | |
| "recent_refunds_7d": 4, | |
| "cluster_alert_score": 0.716, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 15, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_244333", | |
| "label": "fraud", | |
| "risk_score": 0.7152, | |
| "business_cost": 1.486, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_04", | |
| "buyer_id": "buyer_linked_04", | |
| "item_category": "beauty", | |
| "item_price": 5.2, | |
| "shipping_address": "AU", | |
| "seller_account_age_days": 293, | |
| "buyer_account_age_days": 444, | |
| "payment_method": "credit_card", | |
| "device_country": "AU", | |
| "timestamp": "2024-03-02T18:18:27", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.46, | |
| "num_seller_reviews": 2784, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "standard", | |
| "amount_percentile": 10.03, | |
| "seller_chargeback_rate_30d": 0.118, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 15, | |
| "same_address_orders_24h": 10 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 27, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 6, | |
| "cluster_alert_score": 0.734, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 23, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_145906", | |
| "label": "legitimate", | |
| "risk_score": 0.4352, | |
| "business_cost": 1.211, | |
| "transaction_data": { | |
| "amount": 116.91, | |
| "seller_id": "seller_flash_06", | |
| "buyer_id": "buyer_145906", | |
| "item_category": "home", | |
| "item_price": 116.21, | |
| "shipping_address": "IN", | |
| "seller_account_age_days": 337, | |
| "buyer_account_age_days": 1608, | |
| "payment_method": "wallet", | |
| "device_country": "IN", | |
| "timestamp": "2024-03-02T00:14:26", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.13, | |
| "num_seller_reviews": 1429, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 82.32, | |
| "seller_chargeback_rate_30d": 0.106, | |
| "buyer_disputes_90d": 0, | |
| "shared_device_accounts_24h": 6, | |
| "same_address_orders_24h": 4 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 18, | |
| "linked_cards_7d": 7, | |
| "recent_refunds_7d": 0, | |
| "cluster_alert_score": 0.61, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 15, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_22462", | |
| "label": "legitimate", | |
| "risk_score": 0.3806, | |
| "business_cost": 1.168, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_flash_04", | |
| "buyer_id": "buyer_022462", | |
| "item_category": "beauty", | |
| "item_price": 5.74, | |
| "shipping_address": "CA", | |
| "seller_account_age_days": 1156, | |
| "buyer_account_age_days": 1475, | |
| "payment_method": "wallet", | |
| "device_country": "CA", | |
| "timestamp": "2024-03-01T08:57:38", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.29, | |
| "num_seller_reviews": 2318, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 23.28, | |
| "seller_chargeback_rate_30d": 0.053, | |
| "buyer_disputes_90d": 0, | |
| "shared_device_accounts_24h": 6, | |
| "same_address_orders_24h": 7 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 26, | |
| "linked_cards_7d": 7, | |
| "recent_refunds_7d": 4, | |
| "cluster_alert_score": 0.543, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 5, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_151008", | |
| "label": "fraud", | |
| "risk_score": 0.6854, | |
| "business_cost": 1.463, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_03", | |
| "buyer_id": "buyer_linked_00", | |
| "item_category": "digital_goods", | |
| "item_price": 5.18, | |
| "shipping_address": "RU", | |
| "seller_account_age_days": 463, | |
| "buyer_account_age_days": 1178, | |
| "payment_method": "bank_transfer", | |
| "device_country": "RU", | |
| "timestamp": "2024-03-02T02:12:42", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.05, | |
| "num_seller_reviews": 2165, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 8.55, | |
| "seller_chargeback_rate_30d": 0.113, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 12, | |
| "same_address_orders_24h": 4 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 17, | |
| "linked_cards_7d": 7, | |
| "recent_refunds_7d": 4, | |
| "cluster_alert_score": 0.698, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 10, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_178349", | |
| "label": "legitimate", | |
| "risk_score": 0.3703, | |
| "business_cost": 1.16, | |
| "transaction_data": { | |
| "amount": 246.33, | |
| "seller_id": "seller_flash_02", | |
| "buyer_id": "buyer_178349", | |
| "item_category": "electronics", | |
| "item_price": 208.4, | |
| "shipping_address": "DE", | |
| "seller_account_age_days": 481, | |
| "buyer_account_age_days": 274, | |
| "payment_method": "credit_card", | |
| "device_country": "CA", | |
| "timestamp": "2024-03-02T10:19:53", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.87, | |
| "num_seller_reviews": 1414, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 91.82, | |
| "seller_chargeback_rate_30d": 0.066, | |
| "buyer_disputes_90d": 0, | |
| "shared_device_accounts_24h": 8, | |
| "same_address_orders_24h": 6 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 17, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 3, | |
| "cluster_alert_score": 0.53, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 3, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_150715", | |
| "label": "fraud", | |
| "risk_score": 0.7106, | |
| "business_cost": 1.483, | |
| "transaction_data": { | |
| "amount": 11.4, | |
| "seller_id": "seller_ring_01", | |
| "buyer_id": "buyer_linked_01", | |
| "item_category": "beauty", | |
| "item_price": 10.43, | |
| "shipping_address": "NG", | |
| "seller_account_age_days": 374, | |
| "buyer_account_age_days": 1140, | |
| "payment_method": "credit_card", | |
| "device_country": "TR", | |
| "timestamp": "2024-03-02T02:06:05", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 4.52, | |
| "num_seller_reviews": 1055, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 36.84, | |
| "seller_chargeback_rate_30d": 0.086, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 12, | |
| "same_address_orders_24h": 6 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 9, | |
| "linked_cards_7d": 5, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.729, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 20, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_143188", | |
| "label": "fraud", | |
| "risk_score": 0.6844, | |
| "business_cost": 1.462, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_02", | |
| "buyer_id": "buyer_linked_08", | |
| "item_category": "beauty", | |
| "item_price": 5.64, | |
| "shipping_address": "GB", | |
| "seller_account_age_days": 741, | |
| "buyer_account_age_days": 785, | |
| "payment_method": "bank_transfer", | |
| "device_country": "GB", | |
| "timestamp": "2024-03-01T23:39:41", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.45, | |
| "num_seller_reviews": 1247, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 16.7, | |
| "seller_chargeback_rate_30d": 0.112, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 7, | |
| "same_address_orders_24h": 9 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 13, | |
| "linked_cards_7d": 7, | |
| "recent_refunds_7d": 6, | |
| "cluster_alert_score": 0.697, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 9, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_149587", | |
| "label": "fraud", | |
| "risk_score": 0.6796, | |
| "business_cost": 1.459, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_01", | |
| "buyer_id": "buyer_linked_07", | |
| "item_category": "beauty", | |
| "item_price": 5.58, | |
| "shipping_address": "NG", | |
| "seller_account_age_days": 194, | |
| "buyer_account_age_days": 953, | |
| "payment_method": "buy_now_pay_later", | |
| "device_country": "NG", | |
| "timestamp": "2024-03-02T01:25:24", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.45, | |
| "num_seller_reviews": 100, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 8.54, | |
| "seller_chargeback_rate_30d": 0.125, | |
| "buyer_disputes_90d": 0, | |
| "shared_device_accounts_24h": 17, | |
| "same_address_orders_24h": 6 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 2, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 6, | |
| "cluster_alert_score": 0.691, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 8, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_20994", | |
| "label": "legitimate", | |
| "risk_score": 0.4237, | |
| "business_cost": 1.202, | |
| "transaction_data": { | |
| "amount": 202.0, | |
| "seller_id": "seller_flash_04", | |
| "buyer_id": "buyer_020994", | |
| "item_category": "appliances", | |
| "item_price": 183.14, | |
| "shipping_address": "IN", | |
| "seller_account_age_days": 1078, | |
| "buyer_account_age_days": 1076, | |
| "payment_method": "wallet", | |
| "device_country": "IN", | |
| "timestamp": "2024-03-01T08:43:22", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 3.07, | |
| "num_seller_reviews": 136, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 89.96, | |
| "seller_chargeback_rate_30d": 0.09, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 4, | |
| "same_address_orders_24h": 9 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 14, | |
| "linked_cards_7d": 4, | |
| "recent_refunds_7d": 4, | |
| "cluster_alert_score": 0.596, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 13, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_80441", | |
| "label": "legitimate", | |
| "risk_score": 0.3912, | |
| "business_cost": 1.176, | |
| "transaction_data": { | |
| "amount": 15.0, | |
| "seller_id": "seller_flash_06", | |
| "buyer_id": "buyer_080441", | |
| "item_category": "grocery", | |
| "item_price": 14.01, | |
| "shipping_address": "ID", | |
| "seller_account_age_days": 547, | |
| "buyer_account_age_days": 549, | |
| "payment_method": "paypal", | |
| "device_country": "TR", | |
| "timestamp": "2024-03-01T16:14:50", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.72, | |
| "num_seller_reviews": 70, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "standard", | |
| "amount_percentile": 42.23, | |
| "seller_chargeback_rate_30d": 0.057, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 4, | |
| "same_address_orders_24h": 6 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 21, | |
| "linked_cards_7d": 3, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.556, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 7, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_45203", | |
| "label": "fraud", | |
| "risk_score": 0.7094, | |
| "business_cost": 1.482, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_00", | |
| "buyer_id": "buyer_linked_00", | |
| "item_category": "digital_goods", | |
| "item_price": 4.97, | |
| "shipping_address": "CA", | |
| "seller_account_age_days": 892, | |
| "buyer_account_age_days": 201, | |
| "payment_method": "paypal", | |
| "device_country": "US", | |
| "timestamp": "2024-03-01T11:44:07", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 3.47, | |
| "num_seller_reviews": 1286, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 6.56, | |
| "seller_chargeback_rate_30d": 0.073, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 11, | |
| "same_address_orders_24h": 10 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 24, | |
| "linked_cards_7d": 3, | |
| "recent_refunds_7d": 4, | |
| "cluster_alert_score": 0.727, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 19, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_143333", | |
| "label": "fraud", | |
| "risk_score": 0.675, | |
| "business_cost": 1.455, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_05", | |
| "buyer_id": "buyer_linked_05", | |
| "item_category": "beauty", | |
| "item_price": 5.25, | |
| "shipping_address": "NG", | |
| "seller_account_age_days": 857, | |
| "buyer_account_age_days": 934, | |
| "payment_method": "paypal", | |
| "device_country": "NG", | |
| "timestamp": "2024-03-01T23:41:25", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.16, | |
| "num_seller_reviews": 830, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 0.33, | |
| "seller_chargeback_rate_30d": 0.073, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 9, | |
| "same_address_orders_24h": 7 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 21, | |
| "linked_cards_7d": 4, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.685, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 6, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_102441", | |
| "label": "fraud", | |
| "risk_score": 0.6942, | |
| "business_cost": 1.47, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_05", | |
| "buyer_id": "buyer_linked_02", | |
| "item_category": "digital_goods", | |
| "item_price": 5.28, | |
| "shipping_address": "SG", | |
| "seller_account_age_days": 760, | |
| "buyer_account_age_days": 540, | |
| "payment_method": "wallet", | |
| "device_country": "NG", | |
| "timestamp": "2024-03-01T18:56:47", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.51, | |
| "num_seller_reviews": 2222, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "standard", | |
| "amount_percentile": 7.42, | |
| "seller_chargeback_rate_30d": 0.044, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 12, | |
| "same_address_orders_24h": 7 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 3, | |
| "linked_cards_7d": 3, | |
| "recent_refunds_7d": 5, | |
| "cluster_alert_score": 0.709, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 12, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_141498", | |
| "label": "legitimate", | |
| "risk_score": 0.3858, | |
| "business_cost": 1.172, | |
| "transaction_data": { | |
| "amount": 39.08, | |
| "seller_id": "seller_flash_05", | |
| "buyer_id": "buyer_141498", | |
| "item_category": "fashion", | |
| "item_price": 32.98, | |
| "shipping_address": "BR", | |
| "seller_account_age_days": 791, | |
| "buyer_account_age_days": 412, | |
| "payment_method": "paypal", | |
| "device_country": "US", | |
| "timestamp": "2024-03-01T23:25:59", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.23, | |
| "num_seller_reviews": 1988, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 61.2, | |
| "seller_chargeback_rate_30d": 0.069, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 6, | |
| "same_address_orders_24h": 9 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 29, | |
| "linked_cards_7d": 1, | |
| "recent_refunds_7d": 5, | |
| "cluster_alert_score": 0.549, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 6, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_100623", | |
| "label": "fraud", | |
| "risk_score": 0.6721, | |
| "business_cost": 1.453, | |
| "transaction_data": { | |
| "amount": 549.06, | |
| "seller_id": "seller_ring_04", | |
| "buyer_id": "buyer_linked_04", | |
| "item_category": "high_value_collectibles", | |
| "item_price": 433.7, | |
| "shipping_address": "DE", | |
| "seller_account_age_days": 487, | |
| "buyer_account_age_days": 649, | |
| "payment_method": "bank_transfer", | |
| "device_country": "GB", | |
| "timestamp": "2024-03-01T18:46:11", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 4.59, | |
| "num_seller_reviews": 1981, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 97.18, | |
| "seller_chargeback_rate_30d": 0.068, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 8, | |
| "same_address_orders_24h": 8 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 17, | |
| "linked_cards_7d": 3, | |
| "recent_refunds_7d": 4, | |
| "cluster_alert_score": 0.681, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 5, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_5728", | |
| "label": "legitimate", | |
| "risk_score": 0.4546, | |
| "business_cost": 1.226, | |
| "transaction_data": { | |
| "amount": 29.95, | |
| "seller_id": "seller_flash_01", | |
| "buyer_id": "buyer_005728", | |
| "item_category": "digital_goods", | |
| "item_price": 27.55, | |
| "shipping_address": "DE", | |
| "seller_account_age_days": 88, | |
| "buyer_account_age_days": 1546, | |
| "payment_method": "wallet", | |
| "device_country": "DE", | |
| "timestamp": "2024-03-01T01:40:39", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.7, | |
| "num_seller_reviews": 1430, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 55.63, | |
| "seller_chargeback_rate_30d": 0.085, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 5, | |
| "same_address_orders_24h": 9 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 31, | |
| "linked_cards_7d": 4, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.633, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 18, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_187070", | |
| "label": "legitimate", | |
| "risk_score": 0.3964, | |
| "business_cost": 1.181, | |
| "transaction_data": { | |
| "amount": 11.33, | |
| "seller_id": "seller_flash_07", | |
| "buyer_id": "buyer_187070", | |
| "item_category": "digital_goods", | |
| "item_price": 10.97, | |
| "shipping_address": "BR", | |
| "seller_account_age_days": 435, | |
| "buyer_account_age_days": 570, | |
| "payment_method": "wallet", | |
| "device_country": "TR", | |
| "timestamp": "2024-03-02T11:22:49", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.81, | |
| "num_seller_reviews": 2314, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 36.72, | |
| "seller_chargeback_rate_30d": 0.086, | |
| "buyer_disputes_90d": 0, | |
| "shared_device_accounts_24h": 6, | |
| "same_address_orders_24h": 8 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 12, | |
| "linked_cards_7d": 8, | |
| "recent_refunds_7d": 4, | |
| "cluster_alert_score": 0.562, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 8, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_154718", | |
| "label": "fraud", | |
| "risk_score": 0.6785, | |
| "business_cost": 1.458, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_00", | |
| "buyer_id": "buyer_linked_06", | |
| "item_category": "grocery", | |
| "item_price": 4.87, | |
| "shipping_address": "AU", | |
| "seller_account_age_days": 472, | |
| "buyer_account_age_days": 751, | |
| "payment_method": "wallet", | |
| "device_country": "AU", | |
| "timestamp": "2024-03-02T04:31:09", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 3.22, | |
| "num_seller_reviews": 707, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 0.35, | |
| "seller_chargeback_rate_30d": 0.049, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 17, | |
| "same_address_orders_24h": 5 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 13, | |
| "linked_cards_7d": 5, | |
| "recent_refunds_7d": 0, | |
| "cluster_alert_score": 0.689, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 7, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_65598", | |
| "label": "legitimate", | |
| "risk_score": 0.4125, | |
| "business_cost": 1.193, | |
| "transaction_data": { | |
| "amount": 162.02, | |
| "seller_id": "seller_flash_02", | |
| "buyer_id": "buyer_065598", | |
| "item_category": "collectibles", | |
| "item_price": 163.16, | |
| "shipping_address": "GB", | |
| "seller_account_age_days": 546, | |
| "buyer_account_age_days": 1596, | |
| "payment_method": "buy_now_pay_later", | |
| "device_country": "GB", | |
| "timestamp": "2024-03-01T14:21:00", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.2, | |
| "num_seller_reviews": 2957, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 87.3, | |
| "seller_chargeback_rate_30d": 0.067, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 6, | |
| "same_address_orders_24h": 7 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 21, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 5, | |
| "cluster_alert_score": 0.582, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 11, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_177195", | |
| "label": "fraud", | |
| "risk_score": 0.7135, | |
| "business_cost": 1.485, | |
| "transaction_data": { | |
| "amount": 11.0, | |
| "seller_id": "seller_ring_03", | |
| "buyer_id": "buyer_linked_03", | |
| "item_category": "grocery", | |
| "item_price": 8.86, | |
| "shipping_address": "SG", | |
| "seller_account_age_days": 779, | |
| "buyer_account_age_days": 386, | |
| "payment_method": "credit_card", | |
| "device_country": "SG", | |
| "timestamp": "2024-03-02T10:11:18", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.9, | |
| "num_seller_reviews": 1022, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 36.41, | |
| "seller_chargeback_rate_30d": 0.134, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 10, | |
| "same_address_orders_24h": 8 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 7, | |
| "linked_cards_7d": 6, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.732, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 22, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_219025", | |
| "label": "fraud", | |
| "risk_score": 0.4176, | |
| "business_cost": 1.255, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_00", | |
| "buyer_id": "buyer_linked_00", | |
| "item_category": "grocery", | |
| "item_price": 5.11, | |
| "shipping_address": "IN", | |
| "seller_account_age_days": 580, | |
| "buyer_account_age_days": 1172, | |
| "payment_method": "wallet", | |
| "device_country": "IN", | |
| "timestamp": "2024-03-02T15:19:25", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.84, | |
| "num_seller_reviews": 2622, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 22.38, | |
| "seller_chargeback_rate_30d": 0.09, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 15, | |
| "same_address_orders_24h": 6 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 4, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.37, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 1, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_42945", | |
| "label": "fraud", | |
| "risk_score": 0.7077, | |
| "business_cost": 1.48, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_05", | |
| "buyer_id": "buyer_linked_08", | |
| "item_category": "beauty", | |
| "item_price": 4.69, | |
| "shipping_address": "DE", | |
| "seller_account_age_days": 134, | |
| "buyer_account_age_days": 672, | |
| "payment_method": "credit_card", | |
| "device_country": "AU", | |
| "timestamp": "2024-03-01T11:28:28", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.18, | |
| "num_seller_reviews": 2085, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 1.59, | |
| "seller_chargeback_rate_30d": 0.073, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 15, | |
| "same_address_orders_24h": 7 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 1, | |
| "linked_cards_7d": 1, | |
| "recent_refunds_7d": 4, | |
| "cluster_alert_score": 0.725, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 18, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_11689", | |
| "label": "legitimate", | |
| "risk_score": 0.4071, | |
| "business_cost": 1.189, | |
| "transaction_data": { | |
| "amount": 11.85, | |
| "seller_id": "seller_flash_01", | |
| "buyer_id": "buyer_011689", | |
| "item_category": "beauty", | |
| "item_price": 10.04, | |
| "shipping_address": "RU", | |
| "seller_account_age_days": 795, | |
| "buyer_account_age_days": 1701, | |
| "payment_method": "wallet", | |
| "device_country": "RU", | |
| "timestamp": "2024-03-01T05:32:38", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 4.72, | |
| "num_seller_reviews": 2627, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 37.85, | |
| "seller_chargeback_rate_30d": 0.078, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 7, | |
| "same_address_orders_24h": 11 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 31, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.575, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 10, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_541", | |
| "label": "fraud", | |
| "risk_score": 0.7113, | |
| "business_cost": 1.483, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_02", | |
| "buyer_id": "buyer_linked_02", | |
| "item_category": "beauty", | |
| "item_price": 4.85, | |
| "shipping_address": "IN", | |
| "seller_account_age_days": 788, | |
| "buyer_account_age_days": 958, | |
| "payment_method": "paypal", | |
| "device_country": "IN", | |
| "timestamp": "2024-03-01T00:06:46", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.59, | |
| "num_seller_reviews": 2222, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 0.0, | |
| "seller_chargeback_rate_30d": 0.054, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 17, | |
| "same_address_orders_24h": 5 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 31, | |
| "linked_cards_7d": 5, | |
| "recent_refunds_7d": 5, | |
| "cluster_alert_score": 0.729, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 21, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_79874", | |
| "label": "fraud", | |
| "risk_score": 0.5385, | |
| "business_cost": 1.349, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_01", | |
| "buyer_id": "buyer_linked_01", | |
| "item_category": "beauty", | |
| "item_price": 5.0, | |
| "shipping_address": "BR", | |
| "seller_account_age_days": 309, | |
| "buyer_account_age_days": 88, | |
| "payment_method": "credit_card", | |
| "device_country": "BR", | |
| "timestamp": "2024-03-01T16:10:17", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 4.52, | |
| "num_seller_reviews": 227, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 24.28, | |
| "seller_chargeback_rate_30d": 0.111, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 13, | |
| "same_address_orders_24h": 5 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 15, | |
| "linked_cards_7d": 1, | |
| "recent_refunds_7d": 4, | |
| "cluster_alert_score": 0.518, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 2, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_135718", | |
| "label": "fraud", | |
| "risk_score": 0.6954, | |
| "business_cost": 1.471, | |
| "transaction_data": { | |
| "amount": 7.57, | |
| "seller_id": "seller_ring_00", | |
| "buyer_id": "buyer_linked_03", | |
| "item_category": "grocery", | |
| "item_price": 7.45, | |
| "shipping_address": "IN", | |
| "seller_account_age_days": 442, | |
| "buyer_account_age_days": 239, | |
| "payment_method": "buy_now_pay_later", | |
| "device_country": "SG", | |
| "timestamp": "2024-03-01T22:36:12", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.59, | |
| "num_seller_reviews": 1322, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 27.99, | |
| "seller_chargeback_rate_30d": 0.137, | |
| "buyer_disputes_90d": 0, | |
| "shared_device_accounts_24h": 11, | |
| "same_address_orders_24h": 5 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 17, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.71, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 13, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_47174", | |
| "label": "legitimate", | |
| "risk_score": 0.4413, | |
| "business_cost": 1.215, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_flash_07", | |
| "buyer_id": "buyer_047174", | |
| "item_category": "beauty", | |
| "item_price": 5.03, | |
| "shipping_address": "AU", | |
| "seller_account_age_days": 637, | |
| "buyer_account_age_days": 599, | |
| "payment_method": "credit_card", | |
| "device_country": "IN", | |
| "timestamp": "2024-03-01T11:58:38", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 4.79, | |
| "num_seller_reviews": 18, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 1.26, | |
| "seller_chargeback_rate_30d": 0.071, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 4, | |
| "same_address_orders_24h": 9 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 25, | |
| "linked_cards_7d": 7, | |
| "recent_refunds_7d": 1, | |
| "cluster_alert_score": 0.617, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 16, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_203958", | |
| "label": "legitimate", | |
| "risk_score": 0.4294, | |
| "business_cost": 1.206, | |
| "transaction_data": { | |
| "amount": 84.0, | |
| "seller_id": "seller_flash_05", | |
| "buyer_id": "buyer_203958", | |
| "item_category": "home", | |
| "item_price": 79.7, | |
| "shipping_address": "AU", | |
| "seller_account_age_days": 208, | |
| "buyer_account_age_days": 313, | |
| "payment_method": "wallet", | |
| "device_country": "AU", | |
| "timestamp": "2024-03-02T13:30:51", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.15, | |
| "num_seller_reviews": 1410, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 76.59, | |
| "seller_chargeback_rate_30d": 0.054, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 4, | |
| "same_address_orders_24h": 7 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 18, | |
| "linked_cards_7d": 7, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.603, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 14, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_107152", | |
| "label": "legitimate", | |
| "risk_score": 0.4623, | |
| "business_cost": 1.232, | |
| "transaction_data": { | |
| "amount": 597.96, | |
| "seller_id": "seller_flash_02", | |
| "buyer_id": "buyer_107152", | |
| "item_category": "travel", | |
| "item_price": 540.16, | |
| "shipping_address": "DE", | |
| "seller_account_age_days": 1136, | |
| "buyer_account_age_days": 963, | |
| "payment_method": "paypal", | |
| "device_country": "TR", | |
| "timestamp": "2024-03-01T19:31:45", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.68, | |
| "num_seller_reviews": 838, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 97.5, | |
| "seller_chargeback_rate_30d": 0.082, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 7, | |
| "same_address_orders_24h": 10 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 17, | |
| "linked_cards_7d": 5, | |
| "recent_refunds_7d": 3, | |
| "cluster_alert_score": 0.643, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 19, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_279740", | |
| "label": "legitimate", | |
| "risk_score": 0.4476, | |
| "business_cost": 1.22, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_flash_00", | |
| "buyer_id": "buyer_279740", | |
| "item_category": "beauty", | |
| "item_price": 5.51, | |
| "shipping_address": "AU", | |
| "seller_account_age_days": 692, | |
| "buyer_account_age_days": 1088, | |
| "payment_method": "wallet", | |
| "device_country": "AU", | |
| "timestamp": "2024-03-02T22:57:44", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.4, | |
| "num_seller_reviews": 2951, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 10.66, | |
| "seller_chargeback_rate_30d": 0.035, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 5, | |
| "same_address_orders_24h": 4 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 24, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 4, | |
| "cluster_alert_score": 0.625, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 17, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_179307", | |
| "label": "legitimate", | |
| "risk_score": 0.4813, | |
| "business_cost": 1.247, | |
| "transaction_data": { | |
| "amount": 800.0, | |
| "seller_id": "seller_flash_04", | |
| "buyer_id": "buyer_179307", | |
| "item_category": "luxury", | |
| "item_price": 820.51, | |
| "shipping_address": "AU", | |
| "seller_account_age_days": 756, | |
| "buyer_account_age_days": 1780, | |
| "payment_method": "credit_card", | |
| "device_country": "TR", | |
| "timestamp": "2024-03-02T10:26:54", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 3.28, | |
| "num_seller_reviews": 583, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "standard", | |
| "amount_percentile": 98.42, | |
| "seller_chargeback_rate_30d": 0.07, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 4, | |
| "same_address_orders_24h": 10 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 7, | |
| "linked_cards_7d": 3, | |
| "recent_refunds_7d": 3, | |
| "cluster_alert_score": 0.666, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 21, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_204079", | |
| "label": "fraud", | |
| "risk_score": 0.6096, | |
| "business_cost": 1.404, | |
| "transaction_data": { | |
| "amount": 108.51, | |
| "seller_id": "seller_ring_02", | |
| "buyer_id": "buyer_linked_02", | |
| "item_category": "home", | |
| "item_price": 94.36, | |
| "shipping_address": "GB", | |
| "seller_account_age_days": 423, | |
| "buyer_account_age_days": 56, | |
| "payment_method": "paypal", | |
| "device_country": "GB", | |
| "timestamp": "2024-03-02T13:31:42", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.51, | |
| "num_seller_reviews": 1923, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 81.27, | |
| "seller_chargeback_rate_30d": 0.139, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 7, | |
| "same_address_orders_24h": 5 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 23, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 3, | |
| "cluster_alert_score": 0.605, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 3, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_165633", | |
| "label": "legitimate", | |
| "risk_score": 0.36, | |
| "business_cost": 1.152, | |
| "transaction_data": { | |
| "amount": 150.0, | |
| "seller_id": "seller_flash_00", | |
| "buyer_id": "buyer_165633", | |
| "item_category": "appliances", | |
| "item_price": 131.69, | |
| "shipping_address": "DE", | |
| "seller_account_age_days": 1252, | |
| "buyer_account_age_days": 1248, | |
| "payment_method": "wallet", | |
| "device_country": "DE", | |
| "timestamp": "2024-03-02T08:39:15", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 4.39, | |
| "num_seller_reviews": 2717, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 86.07, | |
| "seller_chargeback_rate_30d": 0.053, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 7, | |
| "same_address_orders_24h": 10 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 14, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 5, | |
| "cluster_alert_score": 0.518, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 1, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_143527", | |
| "label": "legitimate", | |
| "risk_score": 0.4709, | |
| "business_cost": 1.238, | |
| "transaction_data": { | |
| "amount": 49.99, | |
| "seller_id": "seller_flash_03", | |
| "buyer_id": "buyer_143527", | |
| "item_category": "home", | |
| "item_price": 42.47, | |
| "shipping_address": "GB", | |
| "seller_account_age_days": 272, | |
| "buyer_account_age_days": 1350, | |
| "payment_method": "credit_card", | |
| "device_country": "GB", | |
| "timestamp": "2024-03-01T23:43:37", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.11, | |
| "num_seller_reviews": 1544, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 66.48, | |
| "seller_chargeback_rate_30d": 0.084, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 4, | |
| "same_address_orders_24h": 6 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 4, | |
| "linked_cards_7d": 5, | |
| "recent_refunds_7d": 5, | |
| "cluster_alert_score": 0.653, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 20, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_219365", | |
| "label": "legitimate", | |
| "risk_score": 0.3755, | |
| "business_cost": 1.164, | |
| "transaction_data": { | |
| "amount": 72.87, | |
| "seller_id": "seller_flash_03", | |
| "buyer_id": "buyer_219365", | |
| "item_category": "consumer_electronics", | |
| "item_price": 75.99, | |
| "shipping_address": "RU", | |
| "seller_account_age_days": 1101, | |
| "buyer_account_age_days": 525, | |
| "payment_method": "credit_card", | |
| "device_country": "RU", | |
| "timestamp": "2024-03-02T15:21:43", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.51, | |
| "num_seller_reviews": 2389, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "standard", | |
| "amount_percentile": 73.84, | |
| "seller_chargeback_rate_30d": 0.088, | |
| "buyer_disputes_90d": 0, | |
| "shared_device_accounts_24h": 8, | |
| "same_address_orders_24h": 5 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 17, | |
| "linked_cards_7d": 3, | |
| "recent_refunds_7d": 6, | |
| "cluster_alert_score": 0.537, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 4, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_92029", | |
| "label": "legitimate", | |
| "risk_score": 0.3651, | |
| "business_cost": 1.156, | |
| "transaction_data": { | |
| "amount": 29.0, | |
| "seller_id": "seller_flash_01", | |
| "buyer_id": "buyer_092029", | |
| "item_category": "beauty", | |
| "item_price": 24.35, | |
| "shipping_address": "NG", | |
| "seller_account_age_days": 1034, | |
| "buyer_account_age_days": 1031, | |
| "payment_method": "paypal", | |
| "device_country": "SG", | |
| "timestamp": "2024-03-01T17:42:17", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 4.72, | |
| "num_seller_reviews": 3046, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "standard", | |
| "amount_percentile": 54.99, | |
| "seller_chargeback_rate_30d": 0.064, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 6, | |
| "same_address_orders_24h": 6 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 8, | |
| "linked_cards_7d": 4, | |
| "recent_refunds_7d": 5, | |
| "cluster_alert_score": 0.524, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 2, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_243393", | |
| "label": "fraud", | |
| "risk_score": 0.7059, | |
| "business_cost": 1.479, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_04", | |
| "buyer_id": "buyer_linked_07", | |
| "item_category": "grocery", | |
| "item_price": 5.14, | |
| "shipping_address": "BR", | |
| "seller_account_age_days": 644, | |
| "buyer_account_age_days": 172, | |
| "payment_method": "paypal", | |
| "device_country": "BR", | |
| "timestamp": "2024-03-02T18:11:56", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.67, | |
| "num_seller_reviews": 2298, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 0.87, | |
| "seller_chargeback_rate_30d": 0.06, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 16, | |
| "same_address_orders_24h": 5 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 7, | |
| "linked_cards_7d": 1, | |
| "recent_refunds_7d": 5, | |
| "cluster_alert_score": 0.723, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 17, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_261847", | |
| "label": "legitimate", | |
| "risk_score": 0.4939, | |
| "business_cost": 1.256, | |
| "transaction_data": { | |
| "amount": 483.0, | |
| "seller_id": "seller_flash_05", | |
| "buyer_id": "buyer_261847", | |
| "item_category": "high_value_collectibles", | |
| "item_price": 437.9, | |
| "shipping_address": "SG", | |
| "seller_account_age_days": 806, | |
| "buyer_account_age_days": 1297, | |
| "payment_method": "wallet", | |
| "device_country": "AU", | |
| "timestamp": "2024-03-02T20:30:07", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.32, | |
| "num_seller_reviews": 2379, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 96.52, | |
| "seller_chargeback_rate_30d": 0.075, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 9, | |
| "same_address_orders_24h": 9 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 30, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 0, | |
| "cluster_alert_score": 0.681, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 22, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_284249", | |
| "label": "legitimate", | |
| "risk_score": 0.5498, | |
| "business_cost": 1.3, | |
| "transaction_data": { | |
| "amount": 10199.44, | |
| "seller_id": "seller_flash_07", | |
| "buyer_id": "buyer_284249", | |
| "item_category": "high_value_collectibles", | |
| "item_price": 10504.06, | |
| "shipping_address": "IN", | |
| "seller_account_age_days": 708, | |
| "buyer_account_age_days": 1101, | |
| "payment_method": "credit_card", | |
| "device_country": "IN", | |
| "timestamp": "2024-03-02T23:51:13", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.28, | |
| "num_seller_reviews": 2264, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 100.0, | |
| "seller_chargeback_rate_30d": 0.036, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 8, | |
| "same_address_orders_24h": 5 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 2, | |
| "linked_cards_7d": 7, | |
| "recent_refunds_7d": 4, | |
| "cluster_alert_score": 0.75, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 24, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_248971", | |
| "label": "fraud", | |
| "risk_score": 0.698, | |
| "business_cost": 1.473, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_01", | |
| "buyer_id": "buyer_linked_04", | |
| "item_category": "grocery", | |
| "item_price": 5.37, | |
| "shipping_address": "CA", | |
| "seller_account_age_days": 559, | |
| "buyer_account_age_days": 529, | |
| "payment_method": "paypal", | |
| "device_country": "SG", | |
| "timestamp": "2024-03-02T18:49:41", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.46, | |
| "num_seller_reviews": 2658, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "standard", | |
| "amount_percentile": 2.38, | |
| "seller_chargeback_rate_30d": 0.076, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 9, | |
| "same_address_orders_24h": 7 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 9, | |
| "linked_cards_7d": 4, | |
| "recent_refunds_7d": 4, | |
| "cluster_alert_score": 0.713, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 14, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_93486", | |
| "label": "fraud", | |
| "risk_score": 0.6345, | |
| "business_cost": 1.423, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_03", | |
| "buyer_id": "buyer_linked_03", | |
| "item_category": "grocery", | |
| "item_price": 5.15, | |
| "shipping_address": "SG", | |
| "seller_account_age_days": 242, | |
| "buyer_account_age_days": 1128, | |
| "payment_method": "paypal", | |
| "device_country": "IN", | |
| "timestamp": "2024-03-01T17:54:03", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 4.61, | |
| "num_seller_reviews": 745, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "standard", | |
| "amount_percentile": 0.24, | |
| "seller_chargeback_rate_30d": 0.108, | |
| "buyer_disputes_90d": 0, | |
| "shared_device_accounts_24h": 16, | |
| "same_address_orders_24h": 7 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 27, | |
| "linked_cards_7d": 4, | |
| "recent_refunds_7d": 6, | |
| "cluster_alert_score": 0.635, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 4, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_154960", | |
| "label": "fraud", | |
| "risk_score": 0.6899, | |
| "business_cost": 1.467, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_04", | |
| "buyer_id": "buyer_linked_01", | |
| "item_category": "beauty", | |
| "item_price": 4.8, | |
| "shipping_address": "GB", | |
| "seller_account_age_days": 391, | |
| "buyer_account_age_days": 498, | |
| "payment_method": "bank_transfer", | |
| "device_country": "GB", | |
| "timestamp": "2024-03-02T04:50:08", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 3.93, | |
| "num_seller_reviews": 636, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "express", | |
| "amount_percentile": 17.23, | |
| "seller_chargeback_rate_30d": 0.127, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 12, | |
| "same_address_orders_24h": 6 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 21, | |
| "linked_cards_7d": 6, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.703, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 11, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_240222", | |
| "label": "fraud", | |
| "risk_score": 0.7026, | |
| "business_cost": 1.476, | |
| "transaction_data": { | |
| "amount": 6.0, | |
| "seller_id": "seller_ring_03", | |
| "buyer_id": "buyer_linked_06", | |
| "item_category": "grocery", | |
| "item_price": 5.77, | |
| "shipping_address": "AU", | |
| "seller_account_age_days": 226, | |
| "buyer_account_age_days": 51, | |
| "payment_method": "buy_now_pay_later", | |
| "device_country": "IN", | |
| "timestamp": "2024-03-02T17:48:14", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 3.44, | |
| "num_seller_reviews": 894, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 9.97, | |
| "seller_chargeback_rate_30d": 0.083, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 16, | |
| "same_address_orders_24h": 7 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 18, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 4, | |
| "cluster_alert_score": 0.719, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 16, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_fraud_154633", | |
| "label": "fraud", | |
| "risk_score": 0.7181, | |
| "business_cost": 1.489, | |
| "transaction_data": { | |
| "amount": 22.04, | |
| "seller_id": "seller_ring_05", | |
| "buyer_id": "buyer_linked_05", | |
| "item_category": "digital_goods", | |
| "item_price": 17.83, | |
| "shipping_address": "US", | |
| "seller_account_age_days": 219, | |
| "buyer_account_age_days": 63, | |
| "payment_method": "paypal", | |
| "device_country": "CA", | |
| "timestamp": "2024-03-02T04:25:18", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.47, | |
| "num_seller_reviews": 2782, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 50.1, | |
| "seller_chargeback_rate_30d": 0.105, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 16, | |
| "same_address_orders_24h": 8 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 21, | |
| "linked_cards_7d": 4, | |
| "recent_refunds_7d": 6, | |
| "cluster_alert_score": 0.738, | |
| "network_pattern": "Multiple hard-task cases reuse the same seller and device cluster.", | |
| "sequence_bucket": 24, | |
| "device_match": false | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_187287", | |
| "label": "legitimate", | |
| "risk_score": 0.418, | |
| "business_cost": 1.197, | |
| "transaction_data": { | |
| "amount": 75.0, | |
| "seller_id": "seller_flash_03", | |
| "buyer_id": "buyer_187287", | |
| "item_category": "consumer_electronics", | |
| "item_price": 67.02, | |
| "shipping_address": "CA", | |
| "seller_account_age_days": 951, | |
| "buyer_account_age_days": 353, | |
| "payment_method": "paypal", | |
| "device_country": "CA", | |
| "timestamp": "2024-03-02T11:24:27", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 3.16, | |
| "num_seller_reviews": 1234, | |
| "previous_fraud_flags": 1, | |
| "shipping_speed": "overnight", | |
| "amount_percentile": 74.44, | |
| "seller_chargeback_rate_30d": 0.087, | |
| "buyer_disputes_90d": 1, | |
| "shared_device_accounts_24h": 6, | |
| "same_address_orders_24h": 9 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 34, | |
| "linked_cards_7d": 5, | |
| "recent_refunds_7d": 6, | |
| "cluster_alert_score": 0.589, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 12, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_92463", | |
| "label": "legitimate", | |
| "risk_score": 0.4018, | |
| "business_cost": 1.185, | |
| "transaction_data": { | |
| "amount": 69.32, | |
| "seller_id": "seller_flash_00", | |
| "buyer_id": "buyer_092463", | |
| "item_category": "consumer_electronics", | |
| "item_price": 63.36, | |
| "shipping_address": "IN", | |
| "seller_account_age_days": 1213, | |
| "buyer_account_age_days": 1304, | |
| "payment_method": "paypal", | |
| "device_country": "IN", | |
| "timestamp": "2024-03-01T17:45:41", | |
| "is_repeat_buyer": false, | |
| "seller_avg_rating": 4.38, | |
| "num_seller_reviews": 304, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "express", | |
| "amount_percentile": 72.84, | |
| "seller_chargeback_rate_30d": 0.116, | |
| "buyer_disputes_90d": 2, | |
| "shared_device_accounts_24h": 3, | |
| "same_address_orders_24h": 6 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 25, | |
| "linked_cards_7d": 7, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.569, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 9, | |
| "device_match": true | |
| } | |
| }, | |
| { | |
| "transaction_id": "hard_legitimate_212426", | |
| "label": "legitimate", | |
| "risk_score": 0.5093, | |
| "business_cost": 1.268, | |
| "transaction_data": { | |
| "amount": 1200.0, | |
| "seller_id": "seller_flash_06", | |
| "buyer_id": "buyer_212426", | |
| "item_category": "luxury", | |
| "item_price": 1050.79, | |
| "shipping_address": "ID", | |
| "seller_account_age_days": 701, | |
| "buyer_account_age_days": 375, | |
| "payment_method": "credit_card", | |
| "device_country": "ID", | |
| "timestamp": "2024-03-02T14:34:10", | |
| "is_repeat_buyer": true, | |
| "seller_avg_rating": 3.6, | |
| "num_seller_reviews": 1872, | |
| "previous_fraud_flags": 0, | |
| "shipping_speed": "standard", | |
| "amount_percentile": 99.26, | |
| "seller_chargeback_rate_30d": 0.091, | |
| "buyer_disputes_90d": 3, | |
| "shared_device_accounts_24h": 6, | |
| "same_address_orders_24h": 10 | |
| }, | |
| "historical_context": { | |
| "task_focus": "Coordinated abuse and high-volume legitimate edge cases with overlap.", | |
| "snapshot_id": "fraudshield-realworld-v1", | |
| "source_id": "kaggle_creditcardfraud", | |
| "seller_transactions_1h": 9, | |
| "linked_cards_7d": 2, | |
| "recent_refunds_7d": 2, | |
| "cluster_alert_score": 0.7, | |
| "network_pattern": "This seller is running a flash sale, so high order velocity may still be legitimate.", | |
| "sequence_bucket": 23, | |
| "device_match": true | |
| } | |
| } | |
| ] | |
| } | |
| } |