{
  "version": 1,
  "size": 3136303,
  "mtime_ns": 1788946978282941102,
  "duration": 7.2,
  "note": "No clear motion in 2.0s probes — stills every 2.0s. A short train can sit between them; watch the clip if it looks empty.",
  "suggest": null,
  "frames": [
    {
      "t": 0.0,
      "file": "000_00000.jpg",
      "brightness": 135.65055555555554
    },
    {
      "t": 2.0,
      "file": "001_00200.jpg",
      "brightness": 127.97027777777778
    },
    {
      "t": 4.0,
      "file": "002_00400.jpg",
      "brightness": 131.4163888888889
    },
    {
      "t": 6.0,
      "file": "003_00600.jpg",
      "brightness": 138.09777777777776
    },
    {
      "t": 7.140000000000001,
      "file": "004_00714.jpg",
      "brightness": 138.09777777777776
    }
  ]
}