@java.lang.Override
  public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io.IOException {
    if (((bitField0_ & 0x00000001) != 0)) {
      output.writeMessage(1, getError());
    }
    for (int i = 0; i < results_.size(); i++) {
      output.writeMessage(2, results_.get(i));
    }
    if (speechEventType_
        != com.google.cloud.speech.v1p1beta1.StreamingRecognizeResponse.SpeechEventType
            .SPEECH_EVENT_UNSPECIFIED
            .getNumber()) {
      output.writeEnum(4, speechEventType_);
    }
    if (((bitField0_ & 0x00000004) != 0)) {
      output.writeMessage(5, getTotalBilledTime());
    }
    if (((bitField0_ & 0x00000002) != 0)) {
      output.writeMessage(8, getSpeechEventTime());
    }
    if (((bitField0_ & 0x00000008) != 0)) {
      output.writeMessage(9, getSpeechAdaptationInfo());
    }
    if (requestId_ != 0L) {
      output.writeInt64(10, requestId_);
    }
    getUnknownFields().writeTo(output);
  }
<pre>
The ID associated with the request. This is a unique ID specific only to
the given request.
</pre>

<code>int64 request_id = 10;</code>

@return The requestId.
java-speech/proto-google-cloud-speech-v1p1beta1/src/main/java/com/google/cloud/speech/v1p1beta1/StreamingRecognizeResponse.java