anchor.diff:  
   + Response 204
   
  -### Replace all entity attributes [PUT /v2/entities/{entityId}?{options}]
  +### Replace all entity attributes [PUT /v2/entities/{entityId}{?type,options}]
   
   The request payload is an object representing the new entity attributes. The object follows
   the JSON entity representation format (described in a section above), except that `id` and `type`
  
positive.code: 
  + Parameters
      + entityId: Bcn_Welt (required, string) - Entity ID
      + attrName: temperature (required, string) - Attribute to be retrieved.
  
  + Response 200 (application/json)
  
negative.code:             "country": "Spain"
          }
  
  ### Update attribute value [PUT /v2/entities/{entityId}/attrs/{attrName}/value{?type}]
  
  The request payload is the new attribute value.
  
  