anchor.diff:                              "averageWindSpeed": {
                                   "value" : 7.48,
                                   "unit" : "METER_PER_SECOND",
  -                                "timeIntervalInMinutes" : -60  
  -                            },
  -                            "windGust" : {                     
  +                                "timeIntervalInMinutes" : -60
  +                            },
  +                            "windGust" : {
                                   "value" : 21.6,
                                   "unit" : "METER_PER_SECOND",
  -                                "timeIntervalInMinutes" : -60    
  +                                "timeIntervalInMinutes" : -60
                               },
                               "windDirectionInDegree": 274,
                               "effectiveCloudCoverInOcta": 3
  
positive.code: 
  This document is using [API blueprint format](https://apiblueprint.org/documentation/).
  
  
  All endpoints are **secured** with HTTP basic authorization and data are transmitted over HTTPS protocol.
  If you want to get access please use [request form](https://meteogroup.zendesk.com/hc/en-gb/requests/new?ticket_form_id=64951).
  
  # Group Observation
  
  
negative.code:                     "hourly" : [
                          {
                              "validAt": "2015-08-25T14:00:00+02:00",
                              "airTemperature": {
                                  "value" : 29,
                                  "unit" : "DEGREE_CELSIUS"
                              },
  