{
  "points": [
    {
      "x": 0,
      "y": 0,
      "lat": [
        56,
        57.13290619970607
      ],
      "lon": [
        22,
        47.97081040522251
      ]
    },
    {
      "x": 0,
      "y": 5421,
      "lat": [
        56,
        57.36149979100219
      ],
      "lon": [
        22,
        49.742818016239596
      ]
    },
    {
      "x": 4039,
      "y": 5421,
      "lat": [
        56,
        56.64001375817321
      ],
      "lon": [
        22,
        50.054173577732044
      ]
    },
    {
      "x": 4039,
      "y": 0,
      "lat": [
        56,
        56.41149546958218
      ],
      "lon": [
        22,
        48.28270255630862
      ]
    }
  ],
  "corners": "true",
  "type": "corner"
}