seedsToMint = address_book.map(a => {
const identity = identities.find(i => i.aliases.indexOf(`discord/${a.discordId}`) > 0);
if (!identity) return;
const username = `sourcecred/@${identity.username}`;
let seed = fastPayout.get(username) + slowPayout.get(username);
const res = [username, a.address, seed];
return res;
}).filter(Boolean)