@java.lang.Override
    public boolean equals(final java.lang.Object obj) {
        if (obj == this) {
            return true;
        }
        if (!(obj instanceof UserPacket other)) {
            return super.equals(obj);
        }

        if (!getParticipantSid().equals(other.getParticipantSid())) {
            return false;
        }
        if (!getParticipantIdentity().equals(other.getParticipantIdentity())) {
            return false;
        }
        if (!getPayload().equals(other.getPayload())) {
            return false;
        }
        if (!getDestinationSidsList().equals(other.getDestinationSidsList())) {
            return false;
        }
        if (!getDestinationIdentitiesList().equals(other.getDestinationIdentitiesList())) {
            return false;
        }
        if (hasTopic() != other.hasTopic()) {
            return false;
        }
        if (hasTopic()) {
            if (!getTopic().equals(other.getTopic())) {
                return false;
            }
        }
        return getUnknownFields().equals(other.getUnknownFields());
    }
<pre>
topic under which the message was published
</pre>

<code>optional string topic = 4;</code>

@return The bytes for topic.
turms-plugins/turms-plugin-livekit/src/main/java/im/turms/plugin/livekit/core/proto/models/UserPacket.java