import 'package:test_sa/models/lookup.dart'; class CostCenterModel { Lookup? costCenter; double? quantity; CostCenterModel({ this.costCenter, this.quantity, }); CostCenterModel.fromJson(Map json) { costCenter = json['costCenter'] != null ? Lookup.fromJson(json['costCenter']) : null; quantity = json['quantity']; } Map toJson() { final Map data = {}; if (costCenter != null) { data['costCenter'] = costCenter!.toJson(); } data['quantity'] = quantity; return data; } }