import { secp256k1PairFromSeed } from "https://dotland.deno.dev/x/polkadot@0.2.45/util-crypto/index.ts";
x/polkadot/util-crypto/index.ts>secp256k1PairFromSeed
import { secp256k1PairFromSeed } from "https://dotland.deno.dev/x/polkadot@0.2.45/util-crypto/index.ts";