serialize method
Serializes information the current object
writer Serialization writer to use to serialize this model
Implementation
@override
void serialize(SerializationWriter writer) {
writer.writeObjectValue<Address>('billing_address', billingAddress);
writer.writeStringValue('email', email);
writer.writeStringValue('name', name);
writer.writeObjectValue<Address>('shipping_address', shippingAddress);
writer.writeAdditionalData(additionalData);
}