class InvoiceModel { final String invoiceNumber; final String amount; final String date; final String name; final String? imageLink; InvoiceModel({ required this.invoiceNumber, required this.amount, required this.date, required this.name, this.imageLink, }); factory InvoiceModel.fromJson(Map json) { return InvoiceModel( invoiceNumber: json['invoice_number'], amount: json['amount'].toString(), date: json['date'], name: json['name'], imageLink: json['image_link'], ); } }