toJson method
Implementation
core.Map<core.String, core.dynamic> toJson() => {
if (countryCode != null) 'countryCode': countryCode!,
if (date != null) 'date': date!,
if (deliveryGuaranteeDate != null)
'deliveryGuaranteeDate': deliveryGuaranteeDate!,
if (deliveryGuaranteeHour != null)
'deliveryGuaranteeHour': deliveryGuaranteeHour!,
if (id != null) 'id': id!,
if (type != null) 'type': type!,
};