BELOW IS THE DATA WHICH WILL BE SENT TO THE GATEWAY

NOTE:
In order to be redirected straight to the payment gateway, you need to change the debug value of the config.php file to false.:

vads_site_id
vads_ctx_mode
vads_trans_date
vads_action_mode
vads_page_action
vads_version
vads_capture_delay
vads_validation_mode
vads_return_mode
vads_payment_config
vads_amount
vads_currency
signature