API is a software interface for interacting with information systems of merchants that use IPS Assist electronic payment system in settlements with customers.
The interface supports functions such as making a payment, canceling a payment, refunding money, confirming payments, and others.
Parameters are passed by the POST method in the request body in the "key=value" format, by a SOAP request, or in the JSON format.
The choice of parameter passing format is determined on the client side and controlled by passing the Format parameter.
The description of the parameters of the IPS Assist web services for the JSON format is contained in the swagger file at the address https://docs.belassist.by/swagger/
