/// <remarks/>
 public void UpdateTXTRecordAsync(UpdateTXTRecordRequestType UpdateTXTRecordRequest, object userState) {
     if ((this.UpdateTXTRecordOperationCompleted == null)) {
         this.UpdateTXTRecordOperationCompleted = new System.Threading.SendOrPostCallback(this.OnUpdateTXTRecordOperationCompleted);
     }
     this.InvokeAsync("UpdateTXTRecord", new object[] {
                 UpdateTXTRecordRequest}, this.UpdateTXTRecordOperationCompleted, userState);
 }
 /// <remarks/>
 public void UpdateTXTRecordAsync(UpdateTXTRecordRequestType UpdateTXTRecordRequest) {
     this.UpdateTXTRecordAsync(UpdateTXTRecordRequest, null);
 }