@java.lang.Override
    public void writeTo(com.google.protobuf.CodedOutputStream output) throws java.io.IOException {
      if (totalTokenCount_ != 0) {
        output.writeInt32(1, totalTokenCount_);
      }
      if (textCount_ != 0) {
        output.writeInt32(2, textCount_);
      }
      if (imageCount_ != 0) {
        output.writeInt32(3, imageCount_);
      }
      if (videoDurationSeconds_ != 0) {
        output.writeInt32(4, videoDurationSeconds_);
      }
      if (audioDurationSeconds_ != 0) {
        output.writeInt32(5, audioDurationSeconds_);
      }
      getUnknownFields().writeTo(output);
    }
<pre>
Duration of audio in seconds.
</pre>

<code>int32 audio_duration_seconds = 5;</code>

@return The audioDurationSeconds.
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/CachedContent.java