@java.lang.Override
  @SuppressWarnings({"unused"})
  protected java.lang.Object newInstance(UnusedPrivateParameter unused) {
    return new GenerateContentRequest();
  }
<pre>
Request message for [PredictionService.GenerateContent].
</pre>

Protobuf type {@code google.cloud.vertexai.v1.GenerateContentRequest}
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/GenerateContentRequest.java