opt: verify the order in notify callback

api/store/model/order.go

@@ -12,6 +12,7 @@ type Order struct {
 	ProductId uint
 	Username  string
 	OrderNo   string
+	TradeNo   string
 	Subject   string
 	Amount    float64
 	Status    types.OrderStatus

api/store/vo/order.go

@@ -10,6 +10,7 @@ type Order struct {
 	ProductId uint              `json:"product_id"`
 	Username  string            `json:"username"`
 	OrderNo   string            `json:"order_no"`
+	TradeNo   string            `json:"trade_no"`
 	Subject   string            `json:"subject"`
 	Amount    float64           `json:"amount"`
 	Status    types.OrderStatus `json:"status"`