@java.lang.Override
    public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io.IOException {
      for (int i = 0; i < nodeSpec_.size(); i++) {
        output.writeMessage(1, nodeSpec_.get(i));
      }
      getUnknownFields().writeTo(output);
    }
<pre>
The TPU node(s) being requested.
</pre>

<code>repeated .google.cloud.tpu.v2alpha1.QueuedResource.Tpu.NodeSpec node_spec = 1;</code>
java-tpu/proto-google-cloud-tpu-v2alpha1/src/main/java/com/google/cloud/tpu/v2alpha1/QueuedResource.java