vads_action_mode
| Description | Mandatory parameter. Acquisition mode for payment method data. Input and output field, returned in the response (IPN and Return URL). |
| Format | enum |
| Error code | 47 |
| Possible values | INTERACTIVE: the buyer enters the payment method details on the payment page. IFRAME: card detail entry on a simplified and streamlined payment page that the merchant can embed into the web page of their choice. |
| Category | Technical details. |