internal static void ListAspUserAsync(int? orgId, Guid? userId, bool? isLegacy, bool loadCentreId, ListAspUserCallBack callback)
        {
            Guid callerKey = Guid.NewGuid();

            ApartmentServiceClient proxy = GetProxy(callerKey, callback);
            proxy.ListAspUserCompleted += new EventHandler<ListAspUserCompletedEventArgs>(proxy_ListAspUserCompleted);
            proxy.ListAspUserAsync(orgId, userId, isLegacy, callerKey);
        }
        internal static void ListAspUserAsync(int?orgId, Guid?userId, bool?isLegacy, bool loadCentreId, ListAspUserCallBack callback)
        {
            Guid callerKey = Guid.NewGuid();

            ApartmentServiceClient proxy = GetProxy(callerKey, callback);

            proxy.ListAspUserCompleted += new EventHandler <ListAspUserCompletedEventArgs>(proxy_ListAspUserCompleted);
            proxy.ListAspUserAsync(orgId, userId, isLegacy, callerKey);
        }