public OperationCallable<UpdateEventRequest, Event, OperationMetadata>
      updateEventOperationCallable() {
    throw new UnsupportedOperationException("Not implemented: updateEventOperationCallable()");
  }
Base stub class for the StreamsService service API.

<p>This class is for advanced usage and reflects the underlying API directly.
java-visionai/google-cloud-visionai/src/main/java/com/google/cloud/visionai/v1/stub/StreamsServiceStub.java