class FavouriteItemModel { String? storeId; String? userId; String? productId; String? sectionId; FavouriteItemModel({this.storeId, this.userId, this.productId, this.sectionId}); factory FavouriteItemModel.fromJson(Map parsedJson) { return FavouriteItemModel( storeId: parsedJson["store_id"] ?? "", userId: parsedJson["user_id"] ?? "", productId: parsedJson["product_id"] ?? "", sectionId: parsedJson["section_id"] ?? "", ); } Map toJson() { return {"store_id": storeId, "user_id": userId, "product_id": productId, "section_id": sectionId}; } }