{
"bills": [
{
"userId": "<string>",
"startTime": "<string>",
"endTime": "<string>",
"billingMethod": "<string>",
"productName": "<string>",
"category": "<string>",
"ownerID": "<string>",
"billNum0": "<string>",
"billNum1": "<string>",
"basePrice0": "<string>",
"basePrice1": "<string>",
"discountPrice0": "<string>",
"discountPrice1": "<string>",
"amount": "<string>",
"voucherAmount": "<string>",
"payAmount": "<string>",
"payAmountDisplay": "<string>",
"pricePrecision": "<string>",
"productId": "<string>"
}
]
}