vads_version
| Description | Mandatory parameter. Version of the exchange protocol with the payment gateway Input and output field, returned in the response (IPN and Return URL). |
| Format | enum |
| Error code | 01 |
| Possible value | V2 |
| Category | Technical details |
| Description | Mandatory parameter. Version of the exchange protocol with the payment gateway Input and output field, returned in the response (IPN and Return URL). |
| Format | enum |
| Error code | 01 |
| Possible value | V2 |
| Category | Technical details |