{
  "coordinates": "authored 960x640 input pixels; not output tracking",
  "landmarks": [
    {
      "name": "first-support",
      "x": 390,
      "y": 490
    },
    {
      "name": "raised-corner",
      "x": 590,
      "y": 450
    },
    {
      "name": "body-mark",
      "x": 405,
      "y": 389
    },
    {
      "name": "floor-reference",
      "x": 720,
      "y": 490
    }
  ]
}