Coco is a TypeScript library based on cashu-ts, making it easy to build a wallet without diving deep into the Cashu protocol nostr:nevent1qvzqqqqqqypzph0s8t9gtt0q88n8gt2mau7lx5klrxws6v0z9wv93eld4pwt8wa7qy88wumn8ghj7mn0wvhxcmmv9uq3uamnwvaz7tmwdaehgu3dwp6kytnhv4kxcmmjv3jhytnwv46z7qpqpa0g8kmfgjdvamvh322nfylr6wun48w8cuud5spw4nyn8fjtclqsjspy0y