[Home](./index.md) > [sip.js](./sip.js.md) > [OutgoingSubscribeRequestDelegate](./sip.js.outgoingsubscriberequestdelegate.md) > [onNotify](./sip.js.outgoingsubscriberequestdelegate.onnotify.md) ## OutgoingSubscribeRequestDelegate.onNotify() method Received the initial subscription creating NOTIFY in response to this request. Called for out of dialog SUBSCRIBE requests only (not called for re-SUBSCRIBE requests). Signature: ```typescript onNotify?(request: IncomingRequestWithSubscription): void; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | request | IncomingRequestWithSubscription | Incoming NOTIFY request (including a Subscription). | Returns: `void`