UserData
| Key | Format | CND | Description |
|---|---|---|---|
| UserData | ans..1024 | O | If specified at request, forwards the parameter with the payment result to the shop. |
UserData_256
| Key | Format | CND | Description |
|---|---|---|---|
| UserData | ans..256 | O | If specified at request, forwards the parameter with the payment result to the shop. |