@java.lang.Override
    public im.turms.plugin.livekit.core.proto.models.ParticipantInfoOrBuilder getParticipantOrBuilder() {
        return participant_ == null
                ? im.turms.plugin.livekit.core.proto.models.ParticipantInfo.getDefaultInstance()
                : participant_;
    }
<pre>
set when event is participant_* or track_*
</pre>

<code>.livekit.ParticipantInfo participant = 3;</code>
turms-plugins/turms-plugin-livekit/src/main/java/im/turms/plugin/livekit/core/proto/webhook/WebhookEvent.java