protected override void OnStarted()
        {
            //Регитстрируем стаканы если нужно
            if (!Connector.RegisteredMarketDepths.Contains(buyingSecurity))
                Connector.RegisterMarketDepth(buyingSecurity);
            if (!Connector.RegisteredMarketDepths.Contains(sellingSecurity))
                Connector.RegisterMarketDepth(sellingSecurity);

            this.AddInfoLog("начали "+buyingSecurity.Code);
            buyingSecurity
                .WhenMarketDepthChanged(this.Connector)
                .Do(() => {
                    this.AddInfoLog(string.Format("changed: bAsk:{0} [{1}] bBid:{2} [{3}]",buyingSecurity.BestAsk.Price, buyingSecurity.BestAsk.Volume,
                    buyingSecurity.BestBid.Price, buyingSecurity.BestBid.Volume));
                })
                .Apply(this);
            base.OnStarted();
        }