public static async Task <List <MarketOrderBook> > GetMarketOrders()
        {
            var apiInstance = new OrdersApi();
            var orders      = await apiInstance.OrdersGetAsync();

            var marketGroups = orders.GroupBy(order => order.Price);

            var orderbooks = new List <MarketOrderBook>();

            foreach (var group in marketGroups)
            {
                var orderbook = new MarketOrderBook
                {
                    Price     = group.Key.GetValueOrDefault(),
                    MyBidQty  = group.Where(order => order.Side == SideEnum.Buy && order.UserId == UserId).Sum(order => order.Quantity).GetValueOrDefault(),
                    MktBidQty = group.Where(order => order.Side == SideEnum.Buy && order.UserId != UserId).Sum(order => order.Quantity).GetValueOrDefault(),
                    MktAskQty = group.Where(order => order.Side == SideEnum.Sell && order.UserId != UserId).Sum(order => order.Quantity).GetValueOrDefault(),
                    MyAskQty  = group.Where(order => order.Side == SideEnum.Sell && order.UserId == UserId).Sum(order => order.Quantity).GetValueOrDefault()
                };
                orderbooks.Add(orderbook);
            }


            return(orderbooks);
        }
        public static async Task <List <Order> > GetOrders()
        {
            var apiInstance = new OrdersApi();

            return(await apiInstance.OrdersGetAsync());
        }