{
    "type": "FeatureCollection",
    "features": [
      {
        "type": "Feature",
        "id": 1,
        "properties": {
          "ID": 0
        },
        "geometry": {
          "type": "Polygon",
          "coordinates": [
            [
              [
                102.7, 24.9
              ],
              [
                102.8, 25.1
              ]
            ]
          ]
        }
      }
    ]
  }