public Builder mergeFrom(com.google.cloud.texttospeech.v1.SynthesizeSpeechResponse other) {
      if (other == com.google.cloud.texttospeech.v1.SynthesizeSpeechResponse.getDefaultInstance())
        return this;
      if (other.getAudioContent() != com.google.protobuf.ByteString.EMPTY) {
        setAudioContent(other.getAudioContent());
      }
      this.mergeUnknownFields(other.getUnknownFields());
      onChanged();
      return this;
    }
<pre>
The message returned to the client by the `SynthesizeSpeech` method.
</pre>

Protobuf type {@code google.cloud.texttospeech.v1.SynthesizeSpeechResponse}
java-texttospeech/proto-google-cloud-texttospeech-v1/src/main/java/com/google/cloud/texttospeech/v1/SynthesizeSpeechResponse.java