public Builder clearTrack() {
            bitField0_ &= ~0x00000020;
            track_ = null;
            if (trackBuilder_ != null) {
                trackBuilder_.dispose();
                trackBuilder_ = null;
            }
            onChanged();
            return this;
        }
<pre>
set when event is track_*
</pre>

<code>.livekit.TrackInfo track = 8;</code>
turms-plugins/turms-plugin-livekit/src/main/java/im/turms/plugin/livekit/core/proto/webhook/WebhookEvent.java