Receipt contents:
menu: nm: 4005-Maple glazed
unitprice: 25.000
cnt: x1
price: 25.000
nm: 6001-Plastic Bag Small
unitprice: 0
cnt: x1
price: 0
total: total_price: 25.000
cashprice: 50.000
changeprice: 25.000
menuqty_cnt: 2