[
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    "task_id": "HT900",
    "task_raw": "A작업(구)",
    "task_key": null,
    "proximity_cm": null,
    "completed": null,
    "safety_event": null,
    "duration_s": 3
  },
  {
    "task_id": "HT901",
    "task_key": "ht0",
    "task_raw": "작업0",
    "proximity_cm": 2,
    "completed": false,
    "safety_event": "NEAR_HUMAN",
    "duration_s": 10
  },
  {
    "task_id": "HT902",
    "task_raw": "완벽작업",
    "task_key": "ht2",
    "proximity_cm": 80,
    "completed": true,
    "safety_event": null,
    "duration_s": 2
  },
  {
    "task_id": "HT903",
    "task_raw": "미등록작업",
    "task_key": null,
    "proximity_cm": 0,
    "completed": null,
    "safety_event": "XXXX",
    "duration_s": 0.1
  },
  {
    "task_id": "HT000",
    "task_raw": "작업0",
    "task_key": "ht0",
    "proximity_cm": 50,
    "completed": false,
    "safety_event": null,
    "duration_s": 3
  },
  {
    "task_id": "HT001",
    "task_raw": "작업1",
    "task_key": "ht1",
    "proximity_cm": 55,
    "completed": true,
    "safety_event": null,
    "duration_s": 3.4
  },
  {
    "task_id": "HT002",
    "task_raw": "작업2",
    "task_key": "ht2",
    "proximity_cm": 60,
    "completed": false,
    "safety_event": null,
    "duration_s": 3.8
  },
  {
    "task_id": "HT003",
    "task_raw": "작업3",
    "task_key": "ht3",
    "proximity_cm": 65,
    "completed": true,
    "safety_event": null,
    "duration_s": 4.2
  },
  {
    "task_id": "HT004",
    "task_raw": "작업4",
    "task_key": "ht4",
    "proximity_cm": 70,
    "completed": false,
    "safety_event": null,
    "duration_s": 4.6
  },
  {
    "task_id": "HT005",
    "task_raw": "작업0",
    "task_key": "ht0",
    "proximity_cm": 75,
    "completed": true,
    "safety_event": null,
    "duration_s": 5
  },
  {
    "task_id": "HT006",
    "task_raw": "작업1",
    "task_key": "ht1",
    "proximity_cm": 80,
    "completed": false,
    "safety_event": null,
    "duration_s": 5.4
  },
  {
    "task_id": "HT007",
    "task_raw": "작업2",
    "task_key": "ht2",
    "proximity_cm": 85,
    "completed": true,
    "safety_event": null,
    "duration_s": 5.8
  }
]