private async Task ClearCache(int tradePairId, Guid userId)
{
await CacheService.InvalidateAsync
(
CacheKey.ExchangeUserOpenOrders(userId.ToString(), tradePairId),
CacheKey.ExchangeUserTradeHistory(userId.ToString(), tradePairId),
CacheKey.ExchangeUserOpenOrderDataTable(userId.ToString()),
CacheKey.ExchangeUserOrderBook(userId.ToString(), tradePairId)
);
}