| Name | Description | Type | Additional information |
|---|---|---|---|
| yddh |
预订单号 yddh varchar(20) |
string |
Required Max length: 20 |
| batchno |
批次号 |
string |
Required |
| refundmoney |
退款金额。 |
decimal number |
Required |
| tradeno |
对应付款的交易单号,必须存在。 |
string |
Required Max length: 100 |