import { createDeriveFn } from "https://dotland.deno.dev/x/polkadot@0.2.23/util-crypto/sr25519/derive.ts";
x/polkadot/util-crypto/sr25519/derive.ts>createDeriveFn
import { createDeriveFn } from "https://dotland.deno.dev/x/polkadot@0.2.23/util-crypto/sr25519/derive.ts";