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

<p>This class is for advanced usage.
java-texttospeech/google-cloud-texttospeech/src/main/java/com/google/cloud/texttospeech/v1/stub/HttpJsonTextToSpeechLongAudioSynthesizeCallableFactory.java