Parse the Signature xml returned from API

[PeterOrneholm]

Is your feature request related to a problem? Please describe. BankID returns a signature (specified in BankID Signature Profile specification). This is an XML-file with some relevant content that we could parse and allow for easer access to.

What area is it related to BankID API

Describe the solution you'd like Parse the XML file and hand it to the developer as a structured object.

Additional context The only available version of the BankID Signature Profile specification is located here: https://docs.zignsec.com/wp-content/uploads/2018/05/BankID_SignatureProfile_v238004.pdf