<!-- Do not edit this file. It is automatically generated by API Documenter. --> [Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Network](./puppeteer.protocol.network.md) > [WebSocketWillSendHandshakeRequestEvent](./puppeteer.protocol.network.websocketwillsendhandshakerequestevent.md) > [timestamp](./puppeteer.protocol.network.websocketwillsendhandshakerequestevent.timestamp.md) ## Protocol.Network.WebSocketWillSendHandshakeRequestEvent.timestamp property Timestamp. <b>Signature:</b> ```typescript timestamp: MonotonicTime; ```