{
  "points": [
    {
      "x": 0,
      "y": 0,
      "lat": [
        56,
        30.80032862946723
      ],
      "lon": [
        23,
        17.10476092607685
      ]
    },
    {
      "x": 0,
      "y": 5337,
      "lat": [
        56,
        29.796527213646442
      ],
      "lon": [
        23,
        17.672624411039592
      ]
    },
    {
      "x": 3956,
      "y": 5337,
      "lat": [
        56,
        29.563672984361347
      ],
      "lon": [
        23,
        16.3274405517501
      ]
    },
    {
      "x": 3956,
      "y": 0,
      "lat": [
        56,
        30.567371116484594
      ],
      "lon": [
        23,
        15.759044416527885
      ]
    }
  ],
  "corners": "true",
  "type": "corner"
}