Receipt contents:
menu: nm: KENTHIR 2
cnt: 2
price: 42.000
nm: KOL GORENG
cnt: 2
price: 6.000
nm: TEH MANIS
cnt: 2
price: 8.000
sub_total: subtotal_price: 56.000
total: total_price: 56.000
cashprice: 56.000
changeprice: 0