feat: msg link setting

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

lib/models/msg/msg_dnd/uid_setting.dart

@@ -0,0 +1,16 @@
+class UidSetting {
+  int? id;
+  int? setting;
+
+  UidSetting({this.id, this.setting});
+
+  factory UidSetting.fromJson(Map<String, dynamic> json) => UidSetting(
+        id: json['id'] as int?,
+        setting: json['setting'] as int?,
+      );
+
+  Map<String, dynamic> toJson() => {
+        'id': id,
+        'setting': setting,
+      };
+}