private com.google.protobuf.SingleFieldBuilderV3<
            com.google.cloud.speech.v1p1beta1.TranscriptOutputConfig,
            com.google.cloud.speech.v1p1beta1.TranscriptOutputConfig.Builder,
            com.google.cloud.speech.v1p1beta1.TranscriptOutputConfigOrBuilder>
        getOutputConfigFieldBuilder() {
      if (outputConfigBuilder_ == null) {
        outputConfigBuilder_ =
            new com.google.protobuf.SingleFieldBuilderV3<
                com.google.cloud.speech.v1p1beta1.TranscriptOutputConfig,
                com.google.cloud.speech.v1p1beta1.TranscriptOutputConfig.Builder,
                com.google.cloud.speech.v1p1beta1.TranscriptOutputConfigOrBuilder>(
                getOutputConfig(), getParentForChildren(), isClean());
        outputConfig_ = null;
      }
      return outputConfigBuilder_;
    }
<pre>
Original output config if present in the request.
</pre>

<code>.google.cloud.speech.v1p1beta1.TranscriptOutputConfig output_config = 6;</code>
java-speech/proto-google-cloud-speech-v1p1beta1/src/main/java/com/google/cloud/speech/v1p1beta1/LongRunningRecognizeResponse.java