@java.lang.Override
  public com.google.cloud.speech.v1.RecognitionMetadata getMetadata() {
    return metadata_ == null
        ? com.google.cloud.speech.v1.RecognitionMetadata.getDefaultInstance()
        : metadata_;
  }
<pre>
Metadata regarding this request.
</pre>

<code>.google.cloud.speech.v1.RecognitionMetadata metadata = 9;</code>

@return The metadata.
java-speech/proto-google-cloud-speech-v1/src/main/java/com/google/cloud/speech/v1/RecognitionConfig.java