{
  "timestamp": "2026-03-25T10:53:34.004Z",
  "convId": "conv-mn5x5f4z",
  "task": "当前有几个任务在执行",
  "status": "completed",
  "toolCount": 6,
  "durationSec": 399,
  "patterns": [
    "完成了 6 步工具调用的复杂任务 (399秒)"
  ],
  "lessons": [],
  "plan": null
}