{
  "performance_history": [
    {
      "timestamp": "2025-07-08T13:32:50.258989",
      "correct": false,
      "difficulty": "Easy",
      "item_id": null,
      "topic": "Lalit Modi"
    },
    {
      "timestamp": "2025-07-08T13:32:57.771791",
      "correct": false,
      "difficulty": "Easy",
      "item_id": null,
      "topic": "Jashodaben Modi"
    },
    {
      "timestamp": "2025-07-08T13:33:03.273189",
      "correct": false,
      "difficulty": "Easy",
      "item_id": null,
      "topic": "Modi (surname)"
    },
    {
      "timestamp": "2025-07-08T13:33:10.436119",
      "correct": true,
      "difficulty": "Easy",
      "item_id": null,
      "topic": "Narendra Modi"
    },
    {
      "timestamp": "2025-07-08T13:33:17.847922",
      "correct": false,
      "difficulty": "Easy",
      "item_id": null,
      "topic": "Nirav Modi"
    },
    {
      "timestamp": "2025-07-08T13:33:32.394114",
      "correct": true,
      "difficulty": "Easy",
      "item_id": null,
      "topic": "Human brain"
    },
    {
      "timestamp": "2025-07-08T13:33:42.627916",
      "correct": false,
      "difficulty": "Easy",
      "item_id": null,
      "topic": "Artificial intelligence"
    },
    {
      "timestamp": "2025-07-08T13:33:51.966237",
      "correct": false,
      "difficulty": "Easy",
      "item_id": null,
      "topic": "List of international prime ministerial trips made by Narendra Modi"
    },
    {
      "timestamp": "2025-07-08T13:33:59.338781",
      "correct": false,
      "difficulty": "Easy",
      "item_id": null,
      "topic": "Kal Penn"
    }
  ],
  "difficulty_scores": {
    "Easy": 0.2753101824000001,
    "Medium": 0.5,
    "Hard": 0.2
  },
  "item_performance": {},
  "last_updated": "2025-07-08T13:33:59.340778"
}