added zwg support

lib/models/user_model.dart

@@ -0,0 +1,43 @@
+class UserModel {
+  final String token;
+  final String type;
+  final String username;
+  final String email;
+  final String phone;
+  final String firstName;
+  final String uuid;
+
+  UserModel({
+    required this.token,
+    required this.type,
+    required this.username,
+    required this.email,
+    required this.phone,
+    required this.firstName,
+    required this.uuid,
+  });
+
+  factory UserModel.fromJson(Map<String, dynamic> json) {
+    return UserModel(
+      token: json['token'] as String,
+      type: json['type'] as String,
+      username: json['username'] as String,
+      email: json['email'] as String,
+      phone: json['phone'] as String,
+      firstName: json['firstName'] as String,
+      uuid: json['uuid'] as String,
+    );
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'token': token,
+      'type': type,
+      'username': username,
+      'email': email,
+      'phone': phone,
+      'firstName': firstName,
+      'uuid': uuid,
+    };
+  }
+}