serialize method
Serializes information the current object
writer Serialization writer to use to serialize this model
Implementation
@override
void serialize(SerializationWriter writer) {
writer.writeObjectValue<DiscountsResourceStackableDiscountCoupon>(
'coupon', coupon);
writer.writeObjectValue<DiscountsResourceStackableDiscountDiscount>(
'discount', discount);
writer.writeObjectValue<DiscountsResourceStackableDiscountPromotionCode>(
'promotion_code', promotionCode);
writer.writeAdditionalData(additionalData);
}