@java.lang.Override
    public Builder clear() {
      super.clear();
      bitField0_ = 0;
      interactionType_ = 0;
      industryNaicsCodeOfAudio_ = 0;
      microphoneDistance_ = 0;
      originalMediaType_ = 0;
      recordingDeviceType_ = 0;
      recordingDeviceName_ = "";
      originalMimeType_ = "";
      audioTopic_ = "";
      return this;
    }
<pre>
Description of audio data to be recognized.
</pre>

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