code: public Observable<LabelExampleResponse> addAsync(UUID appId, String versionId, ExampleLabelObject exampleLabelObject) {
          return addWithServiceResponseAsync(appId, versionId, exampleLabelObject).map(new Func1<ServiceResponse<LabelExampleResponse>, LabelExampleResponse>() {
              @Override
              public LabelExampleResponse call(ServiceResponse<LabelExampleResponse> response) {
                  return response.body();
              }
          });
      }
docs: Adds a labeled example to the application.
  
  @param appId The application ID.
  @param versionId The version ID.
  @param exampleLabelObject An example label with the expected intent and entities.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable to the LabelExampleResponse object