Receipt contents:
menu: nm: GRILLED BABY POTATO ( R
cnt: 1
price: 50,500
nm: HOT TUNA
cnt: 1
price: 67,000
nm: HOT TUNA
cnt: 1
discountprice: -67,000
price: 67,000
sub_total: subtotal_price: 117,500
service_price: 11,070
tax_price: 19,557
total: total_price: 148,127