public com.google.cloud.videointelligence.v1p3beta1.TimestampedObjectOrBuilder
        getTimestampedObjectsOrBuilder(int index) {
      if (timestampedObjectsBuilder_ == null) {
        return timestampedObjects_.get(index);
      } else {
        return timestampedObjectsBuilder_.getMessageOrBuilder(index);
      }
    }
<pre>
The object with timestamp and attributes per frame in the track.
</pre>

<code>
repeated .google.cloud.videointelligence.v1p3beta1.TimestampedObject timestamped_objects = 2;
</code>
java-video-intelligence/proto-google-cloud-video-intelligence-v1p3beta1/src/main/java/com/google/cloud/videointelligence/v1p3beta1/Track.java