Receipt contents:
menu: nm: Kopi Susu Sudirman
unitprice: 18.000
cnt: 1x
price: 18.000
sub_nm: Ice
nm: Chocolate Twist
unitprice: 12.000
cnt: 1x
price: 12.000
sub_total: subtotal_price: 30.000
tax_price: 3.000
total: total_price: 33.000
cashprice: 50.000
changeprice: 17.000