[Home](./index.md) > [sip.js](./sip.js.md) > [SubscribeUserAgentClient](./sip.js.subscribeuseragentclient.md) > [delegate](./sip.js.subscribeuseragentclient.delegate.md) ## SubscribeUserAgentClient.delegate property Signature: ```typescript delegate: OutgoingSubscribeRequestDelegate | undefined; ```