import { utilCrypto } from "https://deno.land/x/polkadot@0.2.45/mod.ts";
const { ed25519PairFromSeed } = utilCrypto;
Examples
import { ed25519PairFromSeed } from 'https://deno.land/x/polkadot@0.2.45/util-crypto/mod.ts';
ed25519PairFromSeed(...); // => { secretKey: [...], publicKey: [...] }