JsonConvert.DeserializeObject<RootObject>(File.ReadAllText(fileName));
host='api.telegram.org', port=443): Max retries exceeded with url: /bot1099238358:AAGNc9RMX3VYykreARVcr5bIb8diL-oYZ6w/getMe (Caused by NewConnectionError(': Failed to establish a new connection
В крайнем случае, пойдет на английском.
Cef.Initialize
написано