[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [BackgroundService](./puppeteer.protocol.backgroundservice.md) > [BackgroundServiceEvent](./puppeteer.protocol.backgroundservice.backgroundserviceevent.md) > [timestamp](./puppeteer.protocol.backgroundservice.backgroundserviceevent.timestamp.md) ## Protocol.BackgroundService.BackgroundServiceEvent.timestamp property Timestamp of the event (in seconds). Signature: ```typescript timestamp: Network.TimeSinceEpoch; ```