rich1.0SPA (Super Phat Arrow) (npub1fg…27896)https://yabu.me/npub1fguyv0p2whngcfzpdemjpganhmamp6ngwt26q35jcw0p368jmjkqy27896njumphttps://yabu.meAccording to Libbitcoin, you don't even need a mempool! https://libbitcoin.info/ nostr:nevent1qqsvp2d7c7l90cr7l0jq2042247wdfyedkywjucysvka5zcask3qf6qpzamhxue69uhhyetvv9ujumn0wd68ytnzv9hxgtczyp60l3gucvq4pnmekm9nzmf6zh8nx24jngu0aj0tfp9tz4gad5v9vqcyqqqqqqgq704sa