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['weight_low'] = weightLow;
data['weight_high'] = weightHigh;
return data;
}