docs: public Observable<BatchConfigurationInner> getAsync(String resourceGroupName, String integrationAccountName, String batchConfigurationName) {
          return getWithServiceResponseAsync(resourceGroupName, integrationAccountName, batchConfigurationName).map(new Func1<ServiceResponse<BatchConfigurationInner>, BatchConfigurationInner>() {
              @Override
              public BatchConfigurationInner call(ServiceResponse<BatchConfigurationInner> response) {
                  return response.body();
              }
          });
      }