vads_operation_type

Description	Allows to identify the type of operation: debit, credit (refund) or verification when creating or updating a token without a transaction, or when requesting information as part of a payment upon shipment. Output field, returned in the response (IPN and Return URL). The vads_operation_type field is not returned in the response when a payment is canceled or abandoned.
Format	enum
Possible values	DEBIT CREDIT VERIFICATION The vads_operation_type* field is set to VERIFICATION in the following cases where there is no transaction:* vads_page_action = REGISTER Creating a token without payment vads_page_action = REGISTER_UPDATE Updating token details vads_page_action = REGISTER_SUBSCRIBE Creating a token during a recurring payment
Category	Transaction details.