Please check if your wallet is within the list - https://docs.google.com/spreadsheets/d/1TyBGubVglw7bicFdpCYEdHXzTP05P52gwm5M-KVZJJQ/edit?usp=sharing
Prepare your wallet.
Go to MyCrypto to sign the message. - https://app.mycrypto.com/sign-message
Select your wallet and connect