{
    "offer_id": "12345678",
    "openid": "oUrsfxxxxxxxxxx",
    "ts": 1668512806,
    "zone_id": "1",
    "env": 0,
    "bill_no": "test_cancel_pay_1668512806",
    "pay_bill_no": "test_pay_1668512428",
    "amount": 1
}