public void Update(string brokerId, OrderBook orderBook)
        {
            var symbol = orderBook.Symbol;

            _orderBooks.Update(brokerId, symbol, orderBook);

            var entity = OrderBookEntity.GenerateEntity(brokerId, orderBook.Symbol);

            entity.OrderBook = orderBook;

            _dataWriter.InsertOrReplaceAsync(entity).GetAwaiter().GetResult();
        }