import { ed25519PairFromString } from "https://deno.land/x/polkadot@0.2.27/util-crypto/mod.ts";
Examples
import { ed25519PairFromString } from 'https://deno.land/x/polkadot@0.2.27/util-crypto/mod.ts';
ed25519PairFromString('test'); // => { secretKey: [...], publicKey: [...] }