public com.google.cloud.speech.v2.RecognitionResponseMetadata getMetadata() {
      if (metadataBuilder_ == null) {
        return metadata_ == null
            ? com.google.cloud.speech.v2.RecognitionResponseMetadata.getDefaultInstance()
            : metadata_;
      } else {
        return metadataBuilder_.getMessage();
      }
    }
<pre>
Metadata about the recognition.
</pre>

<code>.google.cloud.speech.v2.RecognitionResponseMetadata metadata = 2;</code>

@return The metadata.
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/RecognizeResponse.java