Yup, I red this under
but I do not think I have a way to do so via fidesmo interface(I was wrong, this should be from the apex manager interface, fidesmo is responsible only for delivery)
Honestly for now I am still setting it up so I do not care much if I have to nuke the applet and the keys inside
p.s. 
fido2 opensource applet
second edit, I would have to order ACR reader it seems or wait for [WIP] Use proxmark3 as standard PCSC smartcard reader by gm3197 · Pull Request #2030 · RfidResearchGroup/proxmark3 · GitHub
to get merged.
So it seems using SmartPGP/bin/smartpgp-cli at master · github-af/SmartPGP · GitHub
I should be able to
'switch-rsa4096': CardConnectionContext.cmd_switch_rsa4096,