anchor.diff:  + Request (application/json)
   
               {
  -                "SERVICE_NAME":"SmartCity",
  +                "SERVICE_NAME":"defaultservice",
                   "SERVICE_USER_NAME":"adm1",
                   "SERVICE_USER_PASSWORD":"password",
                   "SUBSERVICE_NAME":"Electricidad",
  
positive.code: + Request (application/json)
  
              {
                  "SERVICE_NAME":"SmartCity",
                  "SERVICE_USER_NAME":"adm1",
                  "SERVICE_USER_PASSWORD":"password",
                  "SUBSERVICE_NAME":"Electricidad",
  
negative.code: + Request (application/json)
  
              {
                  "SERVICE_NAME":"defaultservice",
                  "SERVICE_ADMIN_USER":"adm1",
                  "SERVICE_ADMIN_PASSWORD": "password",
                  "NEW_ROLE_NAME":"role_NameBlabla"
  