Receipt contents:
menu: nm: 1001-Choco Bun
unitprice: 22.000
cnt: x1
price: 22.000
nm: 4005-Maple glazed
unitprice: 25.000
cnt: x1
price: 25.000
nm: 6002-Plastic Bag Medium
unitprice: 0
cnt: x1
price: 0
total: total_price: 47.000
cashprice: 50.000
changeprice: 3.000
menuqty_cnt: 3