{
  "cctv_No": "01",
  "site_No": "site_seocho",
  "tracking_No": "00000033",
  "tracking_timestamp": "20260513-111350",
  "sequence": 33,
  "interval_sec": 1,
  "coord_sys": "EPSG:5186",
  "objects": [
    {
      "track_id": -10000246,
      "class_name": "굴착기",
      "x": 200235.95,
      "y": 543326.64
    },
    {
      "track_id": 6,
      "class_name": "굴착기",
      "x": 200265.66,
      "y": 543278.22
    },
    {
      "track_id": 12,
      "class_name": "굴착기",
      "x": 200271.6,
      "y": 543292.54
    },
    {
      "track_id": 1000076,
      "class_name": "굴착기",
      "x": 200284.51,
      "y": 543293.79
    },
    {
      "track_id": 1000100,
      "class_name": "굴착기",
      "x": 200268.18,
      "y": 543272.96
    },
    {
      "track_id": 1000103,
      "class_name": "굴착기",
      "x": 200248.13,
      "y": 543288.45
    },
    {
      "track_id": 13,
      "class_name": "덤프트럭",
      "x": 200225.95,
      "y": 543263.34
    },
    {
      "track_id": 1000086,
      "class_name": "덤프트럭",
      "x": 200216.12,
      "y": 543277.6
    },
    {
      "track_id": -10000251,
      "class_name": "작업자",
      "x": 200314.18,
      "y": 543249.37
    },
    {
      "track_id": -10000250,
      "class_name": "작업자",
      "x": 200210.44,
      "y": 543252.58
    },
    {
      "track_id": -10000248,
      "class_name": "작업자",
      "x": 200208.1,
      "y": 543248.55
    },
    {
      "track_id": -10000247,
      "class_name": "작업자",
      "x": 200244.93,
      "y": 543301.93
    },
    {
      "track_id": 41,
      "class_name": "작업자",
      "x": 200209.29,
      "y": 543250.78
    },
    {
      "track_id": 1000090,
      "class_name": "작업자",
      "x": 200258.5,
      "y": 543315.27
    },
    {
      "track_id": 1000096,
      "class_name": "작업자",
      "x": 200213.14,
      "y": 543279.59
    },
    {
      "track_id": 1000099,
      "class_name": "작업자",
      "x": 200212.64,
      "y": 543252.31
    },
    {
      "track_id": 1000102,
      "class_name": "작업자",
      "x": 200210.79,
      "y": 543253.0
    },
    {
      "track_id": 1000104,
      "class_name": "작업자",
      "x": 200208.14,
      "y": 543248.41
    }
  ]
}