@java.lang.Override
    public com.google.cloud.texttospeech.v1beta1.SynthesizeLongAudioMetadata buildPartial() {
      com.google.cloud.texttospeech.v1beta1.SynthesizeLongAudioMetadata result =
          new com.google.cloud.texttospeech.v1beta1.SynthesizeLongAudioMetadata(this);
      if (bitField0_ != 0) {
        buildPartial0(result);
      }
      onBuilt();
      return result;
    }
<pre>
Metadata for response returned by the `SynthesizeLongAudio` method.
</pre>

Protobuf type {@code google.cloud.texttospeech.v1beta1.SynthesizeLongAudioMetadata}
java-texttospeech/proto-google-cloud-texttospeech-v1beta1/src/main/java/com/google/cloud/texttospeech/v1beta1/SynthesizeLongAudioMetadata.java