private void ensureGuestAttributesIsMutable() {
      if (!((bitField0_ & 0x00000001) != 0)) {
        guestAttributes_ =
            new java.util.ArrayList<com.google.cloud.tpu.v2alpha1.GuestAttributes>(
                guestAttributes_);
        bitField0_ |= 0x00000001;
      }
    }
<pre>
Response for
[GetGuestAttributes][google.cloud.tpu.v2alpha1.Tpu.GetGuestAttributes].
</pre>

Protobuf type {@code google.cloud.tpu.v2alpha1.GetGuestAttributesResponse}
java-tpu/proto-google-cloud-tpu-v2alpha1/src/main/java/com/google/cloud/tpu/v2alpha1/GetGuestAttributesResponse.java