static void Main(string[] args) { // Find your Account Sid and Auth Token at twilio.com/user/account const string accountSid = "accountSid"; const string authToken = "authToken"; const string credentialSid = "credentialSid"; const string channelSid = "channelSid"; // List all Messages var client = new TwilioIpMessagingClient(accountSid, authToken); MessageResult result = client.ListMessages(serviceSid, channelSid); Console.WriteLine(result); }