Receipt contents:
menu: nm: 4002-Chocolate Orange Peel
unitprice: 19.000
cnt: x2
price: 38.000
nm: 6001-Plastic Bag Small
unitprice: 0
cnt: x1
price: 0
total: total_price: 38.000
cashprice: 50.000
changeprice: 12.000
menuqty_cnt: 3