public com.google.cloud.videointelligence.v1p3beta1.SpeechTranscription.Builder
        addSpeechTranscriptionsBuilder(int index) {
      return getSpeechTranscriptionsFieldBuilder()
          .addBuilder(
              index,
              com.google.cloud.videointelligence.v1p3beta1.SpeechTranscription
                  .getDefaultInstance());
    }
<pre>
Speech transcription.
</pre>

<code>
repeated .google.cloud.videointelligence.v1p3beta1.SpeechTranscription speech_transcriptions = 11;
</code>
java-video-intelligence/proto-google-cloud-video-intelligence-v1p3beta1/src/main/java/com/google/cloud/videointelligence/v1p3beta1/VideoAnnotationResults.java