opt models

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

lib/models_new/fav/fav_detail/ugc.dart

@@ -0,0 +1,9 @@
+class Ugc {
+  int? firstCid;
+
+  Ugc({this.firstCid});
+
+  factory Ugc.fromJson(Map<String, dynamic> json) => Ugc(
+        firstCid: json['first_cid'] as int?,
+      );
+}