put https://psd2-api.fidoo.com/psd2-cobs/cobs/2.0/my/payments//sign/
Mutual TLS Required
Do not forget that to call this resource, you must use mutual TLS with your eIDAS certificate with mandates for PSD2. Just using the OAuth 2.0 access token is not sufficient.
Finalize authorization of payment with a given payment ID and sign ID.