Sends a simple network request to the Telegram servers via proxy; for testing only. Can be called before authorization. Request type for Tdjson#testProxy.
Identifier of a datacenter with which to test connection.
The proxy to test.
The maximum overall timeout for the request.
Sends a simple network request to the Telegram servers via proxy; for testing only. Can be called before authorization. Request type for Tdjson#testProxy.