RazorpayAddon constructor
const
RazorpayAddon({})
Implementation
@JsonSerializable(includeIfNull: false)
const factory RazorpayAddon({
required String id,
required String entity,
required RazorpayItem
item, // Assuming RazorpayItem is defined in items_model.dart
required int quantity,
required int created_at,
required String subscription_id,
String? invoice_id, // Nullable as per .d.ts
}) = _RazorpayAddon;