| Name | Description | Type | Additional information |
|---|---|---|---|
| billnum | string |
Required Max length: 20 |
|
| openid | string |
None. |
|
| clientip | string |
None. |
|
| successreturnurl | string |
None. |
|
| failuereturnurl | string |
None. |
|
| wechatsiteurl | string |
None. |
|
| sencename | string |
None. |
|
| payType | integer |
None. |
|
| appid | string |
None. |
|
| paymenttypeid | string |
None. |