[
  {
    "@context": "http://context.json-ld",
    "id": "urn:ngsi-ld:WeatherStation:ws1",
    "type": "WeatherStation",
    "pressure": {
      "type": "Property",
      "value": 1040
    },
    "humidity": {
      "type": "Property",
      "value": "12"
    },
    "weather": {
      "type": "Property",
      "value": "Humidity 6 and pressure 20800"
    }
  }
]