toJson method
Implementation
Map<String, dynamic> toJson() {
final Map<String, dynamic> data = <String, dynamic>{};
data['id'] = id;
data['name'] = name;
data['price'] = price;
data['shipping_zone_id'] = shippingZoneId;
data['min_order_subtotal'] = minOrderSubtotal;
data['max_order_subtotal'] = maxOrderSubtotal;
return data;
}