Can't Link Uphold to Brave Rewards

Briefly describe your issue: Whenever I try to connect my Uphold account with Brave, this error message pops up (see screenshot). I have seen other posts about this issue, but none of them actually say how to fix it. I would appreciate any help!

What Operating System and Brave version are you using? Brave 1.85.118

Who is your verified custodian? Uphold

Are you in a supported region? Yes

Did you previously have this profile connected to another custodian?

Can you try resetting the Rewards profile?

https://support.brave.app/hc/en-us/articles/10007969237901-Resetting-Brave-Rewards