{
  "id":"gps1",
  "type":"GPS",
  "lat": {
    "type": "Number",
    "value": 52
  },
  "lon": {
    "type": "Number",
    "value": 13
  },
  "location": {
    "type": "geo:json",
    "value": {
      "coordinates": [
        13,
        52
      ],
      "type": "Point"
    }
  }
}