{
  "level_info": [
    {
      "rows": 1,
      "cols": 1
    },
    {
      "rows": 1,
      "cols": 4
    },
    {
      "rows": 4,
      "cols": 10
    },
    {
      "rows": 10,
      "cols": 23
    }
  ],
  "nlevels": 4,
  "level_scale": 2,
  "frames": 28758,
  "fps": 12.0,
  "leader": 0,
  "tile_width": 356,
  "tile_height": 200,
  "video_width": 1424,
  "video_height": 800,
  "width": 8922,
  "height": 2550,
  "tileStride": 4
}