static void Main(string[] args)
    {
        // Find your Account Sid and Auth Token at twilio.com/user/account
        string AccountSid = "ACXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
        string AuthToken = "your_auth_token";
        string WorkspaceSid = "WSXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX";
        var client = new TaskRouterClient(AccountSid, AuthToken);

        Workspace workspace = client.UpdateWorkspace(WorkspaceSid, "NewFriendlyName", "http://requestb.in/vh9reovh", null, null);
        Console.WriteLine(workspace.FriendlyName);
        Console.WriteLine(workspace.EventCallbackUrl);
    }