opt models

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>

lib/models_new/sub/sub_detail/upper.dart

@@ -0,0 +1,11 @@
+class Upper {
+  int? mid;
+  String? name;
+
+  Upper({this.mid, this.name});
+
+  factory Upper.fromJson(Map<String, dynamic> json) => Upper(
+        mid: json['mid'] as int?,
+        name: json['name'] as String?,
+      );
+}