{
    "entities": [
        {
            "id": "ws4",
            "type": "WeatherStation",
            "TimeInstant": {
                "type": "DateTime",
                "value": "2016-05-30T16:25:22.304Z"
            },
            "pressure": {
                "value": "52",
                "type": "Hgmm",
                "metadata": {
                    "TimeInstant": {
                        "type": "DateTime",
                        "value": "2016-05-30T16:25:22.304Z"
                    }
                }
            }
        },
        {
            "id": "Higro2000",
            "type": "Higrometer",
            "humidity": {
                "value": "12",
                "type": "Percentage",
                "metadata": {
                    "unitCode": {
                        "type": "Text",
                        "value": "Hgmm"
                    },
                    "TimeInstant": {
                        "type": "DateTime",
                        "value": "2016-05-30T16:25:22.304Z"
                    }
                }
            },
            "TimeInstant": {
                "type": "DateTime",
                "value": "2016-05-30T16:25:22.304Z"
            }
        }
    ],
    "actionType": "append"
}