@java.lang.Override
    public com.google.protobuf.Descriptors.Descriptor getDescriptorForType() {
      return com.google.cloud.speech.v2.CloudSpeechProto
          .internal_static_google_cloud_speech_v2_OperationMetadata_descriptor;
    }
<pre>
Represents the metadata of a long-running operation.
</pre>

Protobuf type {@code google.cloud.speech.v2.OperationMetadata}
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/OperationMetadata.java