ShippingAddress.fromJson constructor
Creates a ShippingAddress object from JSON object
Implementation
factory ShippingAddress.fromJson(Map<String, dynamic> json) {
return ShippingAddress(
countryCode: json['country_code']!,
state: json['state']!,
city: json['city']!,
streetLine1: json['street_line1']!,
streetLine2: json['street_line2']!,
postCode: json['post_code']!,
);
}