Receipt contents:
menu: nm: STIX CINNAMON
unitprice: 19,000
cnt: x 1
price: 19,000
nm: TRIPPLE CHEESE
unitprice: 17,000
cnt: x 1
price: 17,000
sub_total: subtotal_price: 36,000
total: total_price: 36,000
changeprice: 0
creditcardprice: 36,000