public OperationCallSettings.Builder<StartNodeRequest, Node, OperationMetadata>
        startNodeOperationSettings() {
      return getStubSettingsBuilder().startNodeOperationSettings();
    }
Returns the builder for the settings used for calls to startNode.
java-tpu/google-cloud-tpu/src/main/java/com/google/cloud/tpu/v1/TpuSettings.java