gistfile1.cs

using (var wsddid = new WSDDID())
{
	var ddUserData = new DDUserData
				        {
				            UKData = new DDUKData
				                 		{
				                 		    Address1 = new DDAddress
				                 		         		{
				                 		         		    Line1 = "xxxxxxx",
				                 		         		    Line8 = "XXX XXX"
				                 		         		}
				                 		},
				            Basic = new DDBasic
				                 		{
				                 		    Title = "Mr",
				                 		    Forename = "Andrew",
				                 		    Surname = "Bullock"
				                 		},
				            BankAccount = new BankAccount
				                 		    {
				                 		        AccountNumber = "xxxxxxxx",
				                 		        SortCode = "xxxxxx"
				                 		    },
				        };

	try
	{
		var authenticateResult = wsddid.Authenticate("", ddUserData, "0b2bf72b-0dba-4e0d-8778-5eb81f9dea98", "999-0123456789", "xxxxxxx");

		return authenticateResult.AccountStatus == BankAccountStatus.Valid;
	}
	catch (Exception e)
	{
		errorReporter.Error(e);
		return false;
	}
}