@java.lang.Override
        public Builder addRepeatedField(
            com.google.protobuf.Descriptors.FieldDescriptor field, java.lang.Object value) {
          return super.addRepeatedField(field, value);
        }
<pre>
Details of the TPU node(s) being requested. Users can request either a
single node or multiple nodes.
NodeSpec provides the specification for node(s) to be created.
</pre>

Protobuf type {@code google.cloud.tpu.v2.QueuedResource.Tpu.NodeSpec}
java-tpu/proto-google-cloud-tpu-v2/src/main/java/com/google/cloud/tpu/v2/QueuedResource.java