{
  "cctv_No": "01",
  "site_No": "site_seocho",
  "tracking_No": "00000092",
  "tracking_timestamp": "20260513-111449",
  "sequence": 92,
  "interval_sec": 1,
  "coord_sys": "EPSG:5186",
  "objects": [
    {
      "track_id": 6,
      "class_name": "굴착기",
      "x": 200269.12,
      "y": 543273.11
    },
    {
      "track_id": 79,
      "class_name": "굴착기",
      "x": 200247.28,
      "y": 543291.52
    },
    {
      "track_id": 1000285,
      "class_name": "굴착기",
      "x": 200245.37,
      "y": 543291.9
    },
    {
      "track_id": 13,
      "class_name": "덤프트럭",
      "x": 200229.08,
      "y": 543261.13
    },
    {
      "track_id": 84,
      "class_name": "덤프트럭",
      "x": 200217.12,
      "y": 543278.12
    },
    {
      "track_id": 1000291,
      "class_name": "덤프트럭",
      "x": 200255.39,
      "y": 543319.97
    },
    {
      "track_id": -10000718,
      "class_name": "작업자",
      "x": 200289.81,
      "y": 543350.87
    },
    {
      "track_id": -10000717,
      "class_name": "작업자",
      "x": 200227.45,
      "y": 543239.98
    },
    {
      "track_id": -10000716,
      "class_name": "작업자",
      "x": 200264.19,
      "y": 543337.88
    },
    {
      "track_id": -10000715,
      "class_name": "작업자",
      "x": 200214.88,
      "y": 543288.55
    },
    {
      "track_id": -10000714,
      "class_name": "작업자",
      "x": 200228.15,
      "y": 543240.42
    },
    {
      "track_id": 1000267,
      "class_name": "작업자",
      "x": 200208.75,
      "y": 543248.48
    },
    {
      "track_id": 1000268,
      "class_name": "작업자",
      "x": 200206.89,
      "y": 543241.75
    },
    {
      "track_id": 1000297,
      "class_name": "작업자",
      "x": 200215.24,
      "y": 543255.62
    },
    {
      "track_id": 1000304,
      "class_name": "작업자",
      "x": 200210.48,
      "y": 543251.94
    },
    {
      "track_id": 1000311,
      "class_name": "작업자",
      "x": 200210.2,
      "y": 543251.05
    },
    {
      "track_id": 1000314,
      "class_name": "작업자",
      "x": 200251.17,
      "y": 543229.84
    },
    {
      "track_id": 1000315,
      "class_name": "작업자",
      "x": 200214.97,
      "y": 543288.99
    },
    {
      "track_id": 1000316,
      "class_name": "작업자",
      "x": 200263.99,
      "y": 543337.75
    },
    {
      "track_id": 1000317,
      "class_name": "작업자",
      "x": 200227.09,
      "y": 543239.6
    }
  ]
}