Receipt contents:
menu: nm: CHEESE KC BOKUMBAP
unitprice: 39,000
cnt: 1
price: 39,000
nm: PAKET CHICKEN 3
unitprice: 35,000
cnt: 1
price: 35,000
nm: JAJANGMYEON
unitprice: 35,000
cnt: 1
price: 35,000
sub_total: subtotal_price: 109,000
service_price: 5,450
tax_price: 11,445
etc: 114,450
total: total_price: 125,895
cashprice: 150,000
changeprice: 24,105