code: public Observable<OperationStatus> updateClosedListAsync(UUID appId, String versionId, UUID clEntityId, ClosedListModelUpdateObject closedListModelUpdateObject) {
          return updateClosedListWithServiceResponseAsync(appId, versionId, clEntityId, closedListModelUpdateObject).map(new Func1<ServiceResponse<OperationStatus>, OperationStatus>() {
              @Override
              public OperationStatus call(ServiceResponse<OperationStatus> response) {
                  return response.body();
              }
          });
      }
docs: Updates the closed list model.
  
  @param appId The application ID.
  @param versionId The version ID.
  @param clEntityId The closed list model ID.
  @param closedListModelUpdateObject The new entity name and words list.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable to the OperationStatus object