private void OnExecutionUpdate(object sender, ExecutionEventArgs e)

        {
            if(e.Execution.Order != null)
            {
                if (e.Execution.Order.OrderState == OrderState.Filled)
                {
                    if(e.Execution.MarketPosition == MarketPosition.Long)
                    {
                        SendMail(ToEmail, "Execution on your account",
                        string.Format("Instrument: {0} Quantity: {1} Price: {2} Order Type: {3}",e.Execution.Instrument.FullName, e.Quantity, e.Price, "Buy Order")
                    );
                    }

                    if(e.Execution.MarketPosition == MarketPosition.Short)
                    {
                        SendMail(ToEmail, "Execution on your account",
                        string.Format("Instrument: {0} Quantity: {1} Price: {2} Order Type: {3}",e.Execution.Instrument.FullName, e.Quantity, e.Price, "Sell Order")
                    );
                    }
                }

                if (EmailPartFilled && e.Execution.Order.OrderState == OrderState.PartFilled)
                {
                    if(e.Execution.MarketPosition == MarketPosition.Long)
                    {
                        SendMail(ToEmail, "Partial Execution on your account",
                        string.Format("Instrument: {0} Quantity: {1} Price: {2} Order Type: {3}",e.Execution.Instrument.FullName, e.Quantity, e.Price, "Buy Order")
                    );
                    }

                    if(e.Execution.MarketPosition == MarketPosition.Short)
                    {
                        SendMail(ToEmail, "Partial Execution on your account",
                        string.Format("Instrument: {0} Quantity: {1} Price: {2} Order Type: {3}",e.Execution.Instrument.FullName, e.Quantity, e.Price, "Sell Order")
                    );
                    }
                }
            }

        }