/// <summary>
 /// Verifies the specified args.
 /// </summary>
 /// <param name="args">The args.</param>
 /// <returns></returns>
 public static string Verify(params object[] args)
 {
     PaymentService paymentService = new PaymentService();
       string content = string.Format("{0}&cmd=_notify-validate", args[0]);
       Logger.Information(string.Format("{0}::{1}", "VERIFY", content));
       string response = paymentService.Synchronize(content);
       return response;
 }
 /// <summary>
 /// Synchronizes the specified args.
 /// </summary>
 /// <param name="args">The args.</param>
 /// <returns></returns>
 public static string Synchronize(params object[] args)
 {
     PaymentService paymentService = new PaymentService();
       string content = string.Format("&cmd=_notify-synch&tx={0}&at=", args[0]);
       string response = paymentService.Synchronize(content);
       return response;
 }