public void predict(
        com.google.cloud.vertexai.api.PredictRequest request,
        io.grpc.stub.StreamObserver<com.google.cloud.vertexai.api.PredictResponse>
            responseObserver) {
      io.grpc.stub.ClientCalls.asyncUnaryCall(
          getChannel().newCall(getPredictMethod(), getCallOptions()), request, responseObserver);
    }
<pre>
Perform an online prediction.
</pre>
java-vertexai/grpc-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/PredictionServiceGrpc.java