# Sandbox.WebSocket.MessageReceivedHandler.BeginInvoke

```csharp
System.IAsyncResult BeginInvoke(string message, System.AsyncCallback callback, object object)
```

### Parameters

- `message` (`string`)
- `callback` (`System.AsyncCallback`)
- `object` (`object`)

### Returns

`System.IAsyncResult`

Declared in [Sandbox.WebSocket.MessageReceivedHandler](/api/Sandbox.WebSocket.MessageReceivedHandler).
Assembly: `Sandbox.Engine`.