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The ASI operation can be implemented by making a request to the URL of one of the services https://<SERVER-NAME>/pay/order.cfm, https://<SERVER-NAME>/pay/silentpay.cfm or https://<SERVER_NAME>/pay/payrequest.cfm with the transfer of parameters corresponding to the linking payment for recurring payments or CIT/MIT COF payments, and also specify the payment amount OrderAmount = 0 and mandatory for ASI operations additional parameter BlockOrderType = 2.
To start use the ASI operations, please send a corresponding request to the customer service department at support@belassist.by.