{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "additionalProperties": false,
  "required": [ "type", "coordinates" ],
  "properties": {
    "type": {
      "enum": [
        "Point",
        "MultiPoint",
        "LineString",
        "MultiLineString",
        "Polygon",
        "MultiPolygon",
        "GeometryCollection",
        "Feature",
        "FeatureCollection"
      ]
    },
    "coordinates": {
      "type": "array",
      "items": {
        "type": "array",
        "items": {
          "type": "array",
          "items": {
            "type": "array",
            "minItems": 2,
            "maxItems": 2,
            "items": {
              "type": "number"
            }
          }
        }
      }
    }
  }
}