String commonTxt = "(optional) Either a Service ID or Service Name is needed. Otherwise, all Service definitions meta-data will be provided.";
ApiDocAttribute reqServiceId = new ApiDocAttribute();
reqServiceId.setFieldName(ServiceConfigurationAPI.API_SERVICE_ID);
reqServiceId.addFieldValues(new ApiDocFieldValue("[identifier]", commonTxt));
reqServiceId.setExample("123");
apiDocRequest.addAttribute(reqServiceId);
ApiDocAttribute reqServiceName = new ApiDocAttribute();
reqServiceName.setFieldName(ServiceConfigurationAPI.API_SERVICE_NAME);
reqServiceName.addFieldValues(new ApiDocFieldValue("[string]", commonTxt));
reqServiceName.setExample("My Service Name");