anchor.diff:  
   == REST endpoints
   
  +This section describes the REST-api, that monitoring agents would use to retrieve the collected metrics.
  +(Java-) methods mentioned refer to the respective Objects in the Java API. See also <<app-metrics-api>>
   
   === JSON format
   
  
positive.code: 
  The value of the counter must be the value of `getCount()`.
  
  *Note:* Implementors must not convert the unit of Counters or append the unit suffix to the metric.
  
  .Example Prometheus text format for a Counter.
  [source, ruby]
  
negative.code: 
  === Prometheus format
  
  Data is exposed in the Prometheus text format, version 0.0.4 as described in
  https://prometheus.io/docs/instrumenting/exposition_formats/#text-format-details[Prometheus text format].
  
  The metadata will be included as part of the normal Prometheus text format. Unlike the JSON format, the text format does not support OPTIONS requests.
  