[停车][修改]:停车优化

mallinkCallback/src/main/java/com/iformall/controller/callback/WxCarCallBackController.java

@@ -352,8 +352,7 @@ public class WxCarCallBackController extends BaseController {
         }
 
         String paidServiceFee = paramMap.get(ETCPUtil.ETCP_PAID_SERVICE_FEE);
-
-        String fee = paramMap.get("fee");
+        String fee = paramMap.get(ETCPUtil.ETCP_FEE);
 
         try {
             // 保存WxCarPayRecord