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 serviceSid = "serviceSid";
     const string channelSid = "channelSid";
     const string type = "public";
     const string friendlyName = "friendlyName";
     const string attr = "attributes";
     
     // Update the channel
     var client = new TwilioIpMessagingClient(accountSid, authToken);
     Channel channel = client.UpdateChannel(serviceSid, channelSid, type, friendlyName, attr);
     Console.WriteLine(channel);
 }
    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 serviceSid   = "serviceSid";
        const string channelSid   = "channelSid";
        const string type         = "public";
        const string friendlyName = "friendlyName";
        const string attr         = "attributes";

        // Update the channel
        var     client  = new TwilioIpMessagingClient(accountSid, authToken);
        Channel channel = client.UpdateChannel(serviceSid, channelSid, type, friendlyName, attr);

        Console.WriteLine(channel);
    }