public Builder setVideoMetadata(
        com.google.cloud.vertexai.api.VideoMetadata.Builder builderForValue) {
      if (videoMetadataBuilder_ == null) {
        metadata_ = builderForValue.build();
        onChanged();
      } else {
        videoMetadataBuilder_.setMessage(builderForValue.build());
      }
      metadataCase_ = 4;
      return this;
    }
<pre>
Optional. Video metadata. The metadata should only be specified while the
video data is presented in inline_data or file_data.
</pre>

<code>
.google.cloud.vertexai.v1.VideoMetadata video_metadata = 4 [(.google.api.field_behavior) = OPTIONAL];
</code>
java-vertexai/proto-google-cloud-vertexai-v1/src/main/java/com/google/cloud/vertexai/api/Part.java