{
  "id": "UserActivity1",
  "type": "Activity",
  "description": {
    "type": "Text",
    "value": "User1 drive Car1 to Office1"
  },
  "refTarget": {
    "type": "Text",
    "value": "Office1"
  },
  "activityType": {
    "type": "Text",
    "value": "Drive"
  },
  "dateActivityStarted": {
    "type": "DateTime",
    "value": "2016-11-30T07:00:00.00Z"
  },
  "refAgent": {
    "type": "Text",
    "value": "User1"
  },
  "refObject": {
    "type": "Text",
    "value": "Car1"
  }
}