[Home](./index.md) > [sip.js](./sip.js.md) > [OutgoingRequestMessage](./sip.js.outgoingrequestmessage.md) > [toString](./sip.js.outgoingrequestmessage.tostring.md) ## OutgoingRequestMessage.toString() method Signature: ```typescript toString(): string; ``` Returns: `string`