toJson method
Implementation
Map<String, dynamic> toJson() {
final Map<String, dynamic> data = <String, dynamic>{};
data['id'] = id;
data['title'] = title;
data['method_id'] = methodId;
data['cost'] = cost;
data['class_cost'] = classCost;
data['calculation_type'] = calculationType;
data['taxable'] = taxable;
if (shippingClasses != null) {
data['shipping_classes'] =
shippingClasses!.map((v) => v.toJson()).toList();
}
return data;
}