code: public Observable<ServiceResponse<OperationStatus>> updateSubListWithServiceResponseAsync(UUID appId, String versionId, UUID clEntityId, int subListId, WordListBaseUpdateObject wordListBaseUpdateObject) {
          if (this.client.endpoint() == null) {
              throw new IllegalArgumentException("Parameter this.client.endpoint() is required and cannot be null.");
          }
          if (appId == null) {
              throw new IllegalArgumentException("Parameter appId is required and cannot be null.");
          }
          if (versionId == null) {
              throw new IllegalArgumentException("Parameter versionId is required and cannot be null.");
          }
          if (clEntityId == null) {
              throw new IllegalArgumentException("Parameter clEntityId is required and cannot be null.");
          }
          if (wordListBaseUpdateObject == null) {
              throw new IllegalArgumentException("Parameter wordListBaseUpdateObject is required and cannot be null.");
          }
          Validator.validate(wordListBaseUpdateObject);
          String parameterizedHost = Joiner.on(", ").join("{Endpoint}", this.client.endpoint());
          return service.updateSubList(appId, versionId, clEntityId, subListId, wordListBaseUpdateObject, this.client.acceptLanguage(), parameterizedHost, this.client.userAgent())
              .flatMap(new Func1<Response<ResponseBody>, Observable<ServiceResponse<OperationStatus>>>() {
                  @Override
                  public Observable<ServiceResponse<OperationStatus>> call(Response<ResponseBody> response) {
                      try {
                          ServiceResponse<OperationStatus> clientResponse = updateSubListDelegate(response);
                          return Observable.just(clientResponse);
                      } catch (Throwable t) {
                          return Observable.error(t);
                      }
                  }
              });
      }
docs: Updates one of the closed list's sublists.
  
  @param appId The application ID.
  @param versionId The version ID.
  @param clEntityId The closed list entity extractor ID.
  @param subListId The sublist ID.
  @param wordListBaseUpdateObject A sublist update object containing the new canonical form and the list of words.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable to the OperationStatus object