[
    {
        "@context": "http://context.json-ld",
        "id": "urn:ngsi-ld:Light:light1",
        "type": "Light",
        "state": {
            "type": "Property",
            "value": true,
            "observedAt": "2015-12-14T08:06:01.468Z"
        }
    }
]