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For instructions how to use the embedded flow for refund processing, see https://everifin.atlassian.net/wiki/spaces/EPAD/pages/2467561560/Embedded+Flow#3.-Process-Order-Payment. There are two differences with the payment processing in the embedded flow:
endpoint https://documenter.getpostman.com/view/21056419/2s9Y5Ww3LU#51facda2-77db-4b1d-9a94-9e2b1d9b1efa Process Refund must be called
refund data can be enriched with recipientIban, if it’s not specified during refund initialization
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