{
  "version": 1,
  "size": 8830510,
  "mtime_ns": 1788505244229029893,
  "duration": 3.92,
  "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": 108.31
    },
    {
      "t": 2.0,
      "file": "001_00200.jpg",
      "brightness": 108.26361111111112
    },
    {
      "t": 3.86,
      "file": "002_00386.jpg",
      "brightness": 108.26361111111112
    }
  ]
}