anchor.diff:                      }
                   },
                   "notification": {
  -                    "callback": "http://localhost:1234",
  -                    "headers": {
  -                      "X-MyHeader": "foo"
  -                    },
  -                    "query": {
  -                      "authToken": "bar"
  +                    "http": {
  +                      "url": "http://localhost:1234",
  +                      "headers": {
  +                        "X-MyHeader": "foo"
  +                      },
  +                      "qs": {
  +                        "authToken": "bar"
  +                      }
                       },
                       "attrsFormat": "keyValues",
  -                    "attributes": ["temperature", "humidity"],
  -                    "throttling": 5,
  -                    "count": 12,
  +                    "attrs": ["temperature", "humidity"],
  +                    "timesSent": 12,
                       "lastNotification": "2015-10-05T16:00:00.00Z"
                   },
                   "expires": "2016-04-05T14:00:00.00Z",
  -                "status": "active"
  +                "status": "active",
  +                "throttling": 5
               }
           ]
   
  
positive.code:                     }
                  ],
                  "condition": {
                      "attributes": [ "temperature " ],
                      "expression": {
                         "q": "temperature>40"
                      }
                   }
              },
              "notification": {
                  "callback": "http://localhost:1234",
                  "attributes": ["temperature", "humidity"],
                  "throttling": 5,
                  "count": 12,
                  "lastNotification": "2015-10-05T16:00:00.00Z"
              },
              "expires": "2016-04-05T14:00:00.00Z",
              "status": "active"
          }
  
  
  
negative.code: ### Notification templates
  
  Based on the "template" field defined as part of the subscription and in a macro replacement language
  that could be used in "payload", "url", "headers", "method" and "qs". Details TBD.
  
  ## Group API Entry Point
  
  