public boolean hasTranscriptNormalization() {
      return ((bitField0_ & 0x00000040) != 0);
    }
<pre>
Optional. Use transcription normalization to automatically replace parts of
the transcript with phrases of your choosing. For StreamingRecognize, this
normalization only applies to stable partial transcripts (stability &gt; 0.8)
and final transcripts.
</pre>

<code>
.google.cloud.speech.v2.TranscriptNormalization transcript_normalization = 11 [(.google.api.field_behavior) = OPTIONAL];
</code>

@return Whether the transcriptNormalization field is set.
java-speech/proto-google-cloud-speech-v2/src/main/java/com/google/cloud/speech/v2/RecognitionConfig.java