The interface through which the transaction is submitted to the gateway.
Value must be a member of the following list. The values are case sensitive.
AUTO
The transaction was automatically generated by the gateway. For example, a Capture transaction for Auto-Capture or an order reversal transaction for risk rejected orders.
BATCH
The transaction was submitted as part of a merchant batch. Batches can either be uploaded via Batch or via Merchant Administration.
CHECKOUT_VIA_WEBSITE
The transaction was created via checkout. The payer was redirected from your website to checkout.
MERCHANT_ADMINISTRATION
The transaction was initiated in Merchant Administration.
MERCHANT_MANAGER
The transaction was initiated in Merchant Manager.
SERVICE_PROVIDER_API
The transaction was reported by an acquirer or alternate payment provider.
WEB_SERVICES_API
The transaction was submitted via Web Services API.