[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Network](./puppeteer.protocol.network.md) > [WebSocketFrameErrorEvent](./puppeteer.protocol.network.websocketframeerrorevent.md) > [timestamp](./puppeteer.protocol.network.websocketframeerrorevent.timestamp.md) ## Protocol.Network.WebSocketFrameErrorEvent.timestamp property Timestamp. Signature: ```typescript timestamp: MonotonicTime; ```