[
  {
    "id": "evt_1",
    "type": "sample_moved",
    "payload": {
      "sample_id": "C17",
      "from": "Freezer",
      "to": "Bench 2",
      "from_temperature": "-60C",
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:08:52+00:00"
  },
  {
    "id": "evt_2",
    "type": "inventory_observation",
    "payload": {
      "event_type": "inventory_observation",
      "source_type": "simulated_camera_counter",
      "item_id": "15ml_tubes",
      "item_name": "15 mL tubes",
      "location": "Shelf A / Bin 3",
      "visible_count": 2,
      "unit": "boxes",
      "confidence": "medium",
      "original_source_type": "simulated_camera_counter"
    },
    "source_type": "camera_inferred",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:09:13+00:00"
  },
  {
    "id": "evt_3",
    "type": "sample_moved",
    "payload": {
      "sample_id": "C17",
      "from": "Bench 2",
      "to": "Backup Freezer",
      "from_temperature": "21C",
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:09:40+00:00"
  },
  {
    "id": "evt_4",
    "type": "sample_moved",
    "payload": {
      "sample_id": "C17",
      "from": "Backup Freezer",
      "to": "Bench 2",
      "from_temperature": null,
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:16:00+00:00"
  },
  {
    "id": "evt_5",
    "type": "sample_moved",
    "payload": {
      "sample_id": "C17",
      "from": "Bench 2",
      "to": "Freezer",
      "from_temperature": null,
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:16:16+00:00"
  },
  {
    "id": "evt_6",
    "type": "sample_moved",
    "payload": {
      "sample_id": "C17",
      "from": "Bench 2",
      "to": "Freezer",
      "from_temperature": "21C",
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:16:26+00:00"
  },
  {
    "id": "evt_7",
    "type": "sample_moved",
    "payload": {
      "sample_id": "C17",
      "from": "Freezer",
      "to": "Backup Freezer",
      "from_temperature": "-60C",
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:16:34+00:00"
  },
  {
    "id": "evt_8",
    "type": "sample_moved",
    "payload": {
      "sample_id": "C17",
      "from": "Backup Freezer",
      "to": "Freezer",
      "from_temperature": "-60C",
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:16:38+00:00"
  },
  {
    "id": "evt_9",
    "type": "sample_moved",
    "payload": {
      "sample_id": "C17",
      "from": "Freezer",
      "to": "Bench 2",
      "from_temperature": "-60C",
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:23:37+00:00"
  },
  {
    "id": "evt_10",
    "type": "inventory_observation",
    "payload": {
      "event_type": "inventory_observation",
      "source_type": "simulated_camera_counter",
      "item_id": "15ml_tubes",
      "item_name": "15 mL tubes",
      "location": "Shelf A / Bin 3",
      "visible_count": 2,
      "unit": "boxes",
      "confidence": "medium",
      "original_source_type": "simulated_camera_counter"
    },
    "source_type": "camera_inferred",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:23:58+00:00"
  },
  {
    "id": "evt_11",
    "type": "sample_moved",
    "payload": {
      "sample_id": "C17",
      "from": "Bench 2",
      "to": "Backup Freezer",
      "from_temperature": "21C",
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:24:24+00:00"
  },
  {
    "id": "evt_12",
    "type": "sample_moved",
    "payload": {
      "sample_id": "C17",
      "from": "Backup Freezer",
      "to": "Bench 2",
      "from_temperature": "-60C",
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:25:21+00:00"
  },
  {
    "id": "evt_13",
    "type": "sample_moved",
    "payload": {
      "sample_id": "C17",
      "from": "Bench 2",
      "to": "Freezer",
      "from_temperature": "21C",
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:25:42+00:00"
  },
  {
    "id": "evt_14",
    "type": "inventory_observation",
    "payload": {
      "event_type": "inventory_observation",
      "source_type": "simulated_camera_counter",
      "item_id": "15ml_tubes",
      "item_name": "15 mL tubes",
      "location": "Shelf A / Bin 3",
      "visible_count": 2,
      "unit": "boxes",
      "confidence": "medium",
      "original_source_type": "simulated_camera_counter"
    },
    "source_type": "camera_inferred",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:26:49+00:00"
  },
  {
    "id": "evt_15",
    "type": "sample_moved",
    "payload": {
      "sample_id": "C17",
      "from": "Freezer",
      "to": "Backup Freezer",
      "from_temperature": "-60C",
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:27:00+00:00"
  },
  {
    "id": "evt_16",
    "type": "sample_moved",
    "payload": {
      "sample_id": "A12",
      "from": "Backup Freezer",
      "to": "Bench 2",
      "from_temperature": "-60C",
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:35:32+00:00"
  },
  {
    "id": "evt_17",
    "type": "sample_moved",
    "payload": {
      "sample_id": "A12",
      "from": "Bench 2",
      "to": "Freezer",
      "from_temperature": "21C",
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-30T19:35:50+00:00"
  },
  {
    "id": "evt_18",
    "type": "sample_moved",
    "payload": {
      "sample_id": "C17",
      "from": "Backup Freezer",
      "to": "Bench 2",
      "from_temperature": "-60C",
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-31T00:54:20+00:00"
  },
  {
    "id": "evt_19",
    "type": "sample_moved",
    "payload": {
      "sample_id": "C17",
      "from": "Freezer",
      "to": "Bench 2",
      "from_temperature": "-60C",
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-31T00:54:48+00:00"
  },
  {
    "id": "evt_20",
    "type": "inventory_observation",
    "payload": {
      "event_type": "inventory_observation",
      "source_type": "simulated_camera_counter",
      "item_id": "15ml_tubes",
      "item_name": "15 mL tubes",
      "location": "Shelf A / Bin 3",
      "visible_count": 2,
      "unit": "boxes",
      "confidence": "medium",
      "original_source_type": "simulated_camera_counter"
    },
    "source_type": "camera_inferred",
    "confidence": "medium",
    "timestamp": "2026-05-31T00:55:09+00:00"
  },
  {
    "id": "evt_21",
    "type": "sample_moved",
    "payload": {
      "sample_id": "C17",
      "from": "Bench 2",
      "to": "Backup Freezer",
      "from_temperature": "21C",
      "allowed_room_temp_minutes": 20
    },
    "source_type": "user_reported",
    "confidence": "medium",
    "timestamp": "2026-05-31T00:55:35+00:00"
  }
]