public int getTrackSidsCount() {
            return trackSids_.size();
        }
<pre>
list of sids of tracks
</pre>

<code>repeated string track_sids = 3;</code>

@return The count of trackSids.
turms-plugins/turms-plugin-livekit/src/main/java/im/turms/plugin/livekit/core/proto/room/UpdateSubscriptionsRequest.java