@java.lang.Override
  public int getSerializedSize() {
    int size = memoizedSize;
    if (size != -1) return size;

    size = 0;
    if (adaptationTimeout_ != false) {
      size += com.google.protobuf.CodedOutputStream.computeBoolSize(1, adaptationTimeout_);
    }
    if (!com.google.protobuf.GeneratedMessageV3.isStringEmpty(timeoutMessage_)) {
      size += com.google.protobuf.GeneratedMessageV3.computeStringSize(4, timeoutMessage_);
    }
    size += getUnknownFields().getSerializedSize();
    memoizedSize = size;
    return size;
  }
<pre>
If set, returns a message specifying which part of the speech adaptation
request timed out.
</pre>

<code>string timeout_message = 4;</code>

@return The bytes for timeoutMessage.
java-speech/proto-google-cloud-speech-v1p1beta1/src/main/java/com/google/cloud/speech/v1p1beta1/SpeechAdaptationInfo.java