1. DomName('WebSocket.sendTypedData')
  2. DocsEditable()
void sendTypedData(TypedData data)

Source 

@DomName('WebSocket.sendTypedData')
@DocsEditable()
void sendTypedData(TypedData data) => _blink.BlinkWebSocket.instance.send_Callback_1_(unwrap_jso(this), unwrap_jso(data));