Receipt contents:
menu: nm: RTD Relaxing Drink
unitprice: 15000
cnt: 1
price: 15000
nm: RTD Rosella Aloevera
unitprice: 15000
cnt: 1
price: 15000
nm: RTD Madu Aloevera
unitprice: 15000
cnt: 1
price: 15000
nm: RTD Lemongrass Aloe
unitprice: 15000
cnt: 1
price: 15000
total: total_price: 60000
cashprice: 60000
changeprice: 0