[
  {
    "event_id": "E900",
    "line_raw": "A라인(구)",
    "line_id": null,
    "metric": "온도",
    "value": null,
    "threshold": 100,
    "ts": "2026-05-20T08:00:00"
  },
  {
    "event_id": "E901",
    "line_id": "ln0",
    "line_raw": "라인0",
    "metric": "진동",
    "value": 0,
    "threshold": 5,
    "ts": "2026-05-20T08:00:00"
  },
  {
    "event_id": "E902",
    "line_raw": "과열라인",
    "line_id": "ln2",
    "metric": "온도",
    "value": 150,
    "threshold": 100,
    "ts": "2026-05-20T03:00:00"
  },
  {
    "event_id": "E903",
    "line_raw": "미등록라인",
    "line_id": null,
    "metric": "사이클타임",
    "value": 30,
    "threshold": 20,
    "ts": "1970-01-01T00:00:00"
  },
  {
    "event_id": "E000",
    "line_raw": "라인0",
    "line_id": "ln0",
    "metric": "온도",
    "value": 70,
    "threshold": 100,
    "ts": "2026-05-20T08:00:00"
  },
  {
    "event_id": "E001",
    "line_raw": "라인1",
    "line_id": "ln1",
    "metric": "진동",
    "value": 72.5,
    "threshold": 100,
    "ts": "2026-05-20T08:00:00"
  },
  {
    "event_id": "E002",
    "line_raw": "라인2",
    "line_id": "ln2",
    "metric": "사이클타임",
    "value": 75,
    "threshold": 100,
    "ts": "2026-05-20T08:00:00"
  },
  {
    "event_id": "E003",
    "line_raw": "라인3",
    "line_id": "ln3",
    "metric": "온도",
    "value": 77.5,
    "threshold": 100,
    "ts": "2026-05-20T08:00:00"
  },
  {
    "event_id": "E004",
    "line_raw": "라인4",
    "line_id": "ln4",
    "metric": "진동",
    "value": 80,
    "threshold": 100,
    "ts": "2026-05-20T08:00:00"
  },
  {
    "event_id": "E005",
    "line_raw": "라인0",
    "line_id": "ln0",
    "metric": "사이클타임",
    "value": 82.5,
    "threshold": 100,
    "ts": "2026-05-20T08:00:00"
  },
  {
    "event_id": "E006",
    "line_raw": "라인1",
    "line_id": "ln1",
    "metric": "온도",
    "value": 85,
    "threshold": 100,
    "ts": "2026-05-20T08:00:00"
  },
  {
    "event_id": "E007",
    "line_raw": "라인2",
    "line_id": "ln2",
    "metric": "진동",
    "value": 87.5,
    "threshold": 100,
    "ts": "2026-05-20T08:00:00"
  }
]