{
  "description": "Single geometry with UNKNOWN type. This is considered \"valid\" in the lens of the specification. Encoders/decoders can choose to use or throw on this geometry type.",
  "specification_reference": "https://github.com/mapbox/vector-tile-spec/blob/master/2.1/vector_tile.proto#L41",
  "validity": {
    "v1": true,
    "v2": true
  },
  "proto": "2.1"
}