{
  "contextResponses": [
    {
      "contextElement": {
        "attributes": [
          {
            "name": "speed",
            "type": "float",
            "value": ""
          }
        ],
        "type": "Car",
        "isPattern": false,
        "id": "P-9878KL"
      },
      "statusCode": {
        "code": 400,
        "reasonPhrase": "Bad Request"
      }
    }
  ]
}