Hey @dswettrds , welcome to the QuickSight community!
I’ve never tried to create this set up but I would recommend trying the set up instructions from the blog below instead. This is specific to GovCloud set ups:
It seems the aud isn’t always consistant when it maps the role, in google I have urn:amazon:webservices:govcloud configured. This works fine if I login using the google app icon for the saml app.
If I login via hitting quicksight and it directing me to google for login though, it uses the saml/acs/xxx aud though. (stupid 2 link rule)
So to handle all the cases, I had to configure it like so: