Claimable rewards across protocol and per-app distributors.
sub matches {address}.SIWE-issued JWT, scoped to a wallet address. Obtain via Sign-In With
Ethereum (EIP-4361) against app.elata.bio. Required for personalized
Portfolio and Rewards endpoints. The sub claim is the wallet address;
a request whose path {address} does not match the sub is rejected.
Wallet address.
^0x[a-fA-F0-9]{40}$