code: public Observable<WorkflowRunActionRepetitionDefinitionInner> getAsync(String resourceGroupName, String workflowName, String runName, String actionName, String repetitionName) {
          return getWithServiceResponseAsync(resourceGroupName, workflowName, runName, actionName, repetitionName).map(new Func1<ServiceResponse<WorkflowRunActionRepetitionDefinitionInner>, WorkflowRunActionRepetitionDefinitionInner>() {
              @Override
              public WorkflowRunActionRepetitionDefinitionInner call(ServiceResponse<WorkflowRunActionRepetitionDefinitionInner> response) {
                  return response.body();
              }
          });
      }
docs: Get a workflow run action scoped repetition.
  
  @param resourceGroupName The resource group name.
  @param workflowName The workflow name.
  @param runName The workflow run name.
  @param actionName The workflow action name.
  @param repetitionName The workflow repetition.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable to the WorkflowRunActionRepetitionDefinitionInner object