compile error

example/pubspec.lock

@@ -80,7 +80,7 @@ packages:
       path: ".."
       relative: true
     source: path
-    version: "2.0.7"
+    version: "2.0.8+1"
   image:
     dependency: transitive
     description:

ios/Classes/FluwxResponseHandler.m

@@ -105,7 +105,7 @@ FlutterMethodChannel *fluwxMethodChannel = nil;
         WXSubscribeMsgResp *subscribeMsgResp = (WXSubscribeMsgResp *) resp;
         NSMutableDictionary *result = [NSMutableDictionary dictionary];
         if(subscribeMsgResp.openId != nil){
-           result[@"openid"] = subscribeMsgResp.extMsg;
+           result[@"openid"] = subscribeMsgResp.openId;
         }
         if(subscribeMsgResp.openId != nil){
            result[@"templateId"] = subscribeMsgResp.templateId;