public Builder clearWebsocketUrl() {
            if (outputCase_ == 4) {
                outputCase_ = 0;
                output_ = null;
                onChanged();
            }
            return this;
        }
<code>string websocket_url = 4;</code>

@return This builder for chaining.
turms-plugins/turms-plugin-livekit/src/main/java/im/turms/plugin/livekit/core/proto/egress/TrackEgressRequest.java