The Paynova API supports all aspects of payment processing for online retailers in Europe. Use the API to create and send invoices, accept payments and issue refunds, and process orders. The API exposes services in both REST and SOAP, and accepts requests in XML, JSON, JSV, CSV, or MessagePack. Authentication is done via HTTP Basic Auth. Paynova API accepts many different payment methods and currency types. See the documentation for a full outline of payment methods/currency types and for extensive information on implementing the API.