{
  "layers": [
    {
      "version": 2,
      "name": "hello",
      "features": [
        {
          "id": 1,
          "tags": [
            0,
            0
          ],
          "type": 1,
          "geometry": [
            17,
            10,
            14,
            3,
            9
          ]
        }
      ],
      "keys": [
        "hello"
      ],
      "values": [
        {
          "string_value": "world"
        }
      ],
      "extent": 4096
    }
  ]
}