Transfer Brave Rewards Balance

Briefly describe your issue:
How do we transfer our Brave Rewards balance to a new installation of Brave on a new computer?

What Operating System and Brave version are you using? (Menu --> About Brave)
Windows 7
Version 1.47.186 Chromium: 109.0.5414.119 (Official Build) (32-bit)

Who is your verified custodian? (Uphold/Gemini/bitFlyer)
Our Brave Rewards balance is unverified.

Are you in a supported region? (see here for list of supported regions)
Yes