@Override
  public <RequestT, ResponseT> UnaryCallable<RequestT, ResponseT> createUnaryCallable(
      HttpJsonCallSettings<RequestT, ResponseT> httpJsonCallSettings,
      UnaryCallSettings<RequestT, ResponseT> callSettings,
      ClientContext clientContext) {
    return HttpJsonCallableFactory.createUnaryCallable(
        httpJsonCallSettings, callSettings, clientContext);
  }
REST callable factory implementation for the EventService service API.

<p>This class is for advanced usage.
java-talent/google-cloud-talent/src/main/java/com/google/cloud/talent/v4/stub/HttpJsonEventServiceCallableFactory.java