/// <remarks/>
 public void ChargeCreditCardOnFileAsync(ChargeCreditCardOnFileRequest ChargeCreditCardOnFileRequest, object userState) {
     if ((this.ChargeCreditCardOnFileOperationCompleted == null)) {
         this.ChargeCreditCardOnFileOperationCompleted = new System.Threading.SendOrPostCallback(this.OnChargeCreditCardOnFileOperationCompleted);
     }
     this.InvokeAsync("ChargeCreditCardOnFile", new object[] {
                 ChargeCreditCardOnFileRequest}, this.ChargeCreditCardOnFileOperationCompleted, userState);
 }
 /// <remarks/>
 public void ChargeCreditCardOnFileAsync(ChargeCreditCardOnFileRequest ChargeCreditCardOnFileRequest) {
     this.ChargeCreditCardOnFileAsync(ChargeCreditCardOnFileRequest, null);
 }