[Home](./index.md) > [puppeteer](./puppeteer.md) > [Protocol](./puppeteer.protocol.md) > [Network](./puppeteer.protocol.network.md) > [WebSocketFrameSentEvent](./puppeteer.protocol.network.websocketframesentevent.md) ## Protocol.Network.WebSocketFrameSentEvent interface Fired when WebSocket message is sent. Signature: ```typescript export interface WebSocketFrameSentEvent ``` ## Properties | Property | Type | Description | | --- | --- | --- | | [requestId](./puppeteer.protocol.network.websocketframesentevent.requestid.md) | [RequestId](./puppeteer.protocol.network.requestid.md) | Request identifier. | | [response](./puppeteer.protocol.network.websocketframesentevent.response.md) | [WebSocketFrame](./puppeteer.protocol.network.websocketframe.md) | WebSocket response data. | | [timestamp](./puppeteer.protocol.network.websocketframesentevent.timestamp.md) | [MonotonicTime](./puppeteer.protocol.network.monotonictime.md) | Timestamp. |