{
  "kind": "scalar-map",
  "unit": "m",
  "scalar_map": {
    "width": 2,
    "height": 2,
    "first_x": 0.0,
    "first_y": 1.0,
    "step_x": 1.0,
    "step_y": 1.0,
    "values": [
      1.0,
      2.0,
      "NaN",
      4.0
    ],
    "metadata_json": "{\"unit\": \"m\", \"crs_status\": \"unknown\", \"coordinate_unit\": \"m\", \"vertical_reference\": {\"status\": \"unknown\"}}"
  }
}