diff --git a/platformapi/fnpsapi/callback.go b/platformapi/fnpsapi/callback.go
index 638ef67e..fe0019ef 100644
--- a/platformapi/fnpsapi/callback.go
+++ b/platformapi/fnpsapi/callback.go
@@ -145,7 +145,7 @@ func (a *API) GetChainOrderStatusNotify(request *http.Request) (shopStatusMsg *O
 	}
 
 	fmt.Println("string==================", string(data))
-	storeNotify := &ShortStatus{}
+	storeNotify := make(map[string]interface{}, 4)
 	err = utils.Map2StructByJson(data, storeNotify, true)
 	if err != nil {
 		baseapi.SugarLogger.Debugf("FN GetShopStatusCallbackMsg failed with err:%v", err)
@@ -155,7 +155,7 @@ func (a *API) GetChainOrderStatusNotify(request *http.Request) (shopStatusMsg *O
 
 	fmt.Println("======================", storeNotify)
 	fnNotify := &OrderStatusNottify{}
-	if err := json.Unmarshal([]byte(utils.Interface2String(storeNotify.BusinessData)), fnNotify); err != nil {
+	if err := json.Unmarshal([]byte(utils.Interface2String(storeNotify["business_data"])), fnNotify); err != nil {
 		baseapi.SugarLogger.Debugf("FN callback string to ChainstoreStatusNotify  failed with err:%v", err)
 		callbackResponse = &CallbackResponse{Code: -1}
 		return nil, callbackResponse
diff --git a/platformapi/fnpsapi/order.go b/platformapi/fnpsapi/order.go
index e7234378..14efd13f 100644
--- a/platformapi/fnpsapi/order.go
+++ b/platformapi/fnpsapi/order.go
@@ -146,13 +146,7 @@ func (a *API) PreCancelOrder(req *PreCancelOrderReq) (actualCancelCostCent int64
 	}
 
 	if k, ok := data["businessData"]; ok {
-		respParam := struct {
-			ActualCancelCostCent int64 `json:"actual_cancel_cost_cent"`
-		}{}
-		if err := json.Unmarshal([]byte(utils.Interface2String(k)), respParam); err != nil {
-			return 0, err
-		}
-		return respParam.ActualCancelCostCent, nil
+		return utils.MustInterface2Int64(k), nil
 	}
 	return
 }