function createDualHasherimport { createDualHasher } from "https://dotland.deno.dev/x/polkadot@0.2.23/util-crypto/helpers.ts"; createDualHasher(wa: DualHash, js: DualHash): (value: | HexString | Buffer | Uint8Array | string,bitLength?: 256 | 512,onlyJs?: boolean,) => Uint8ArrayParameterswa: DualHashjs: DualHashReturns(value: | HexString | Buffer | Uint8Array | string,bitLength?: 256 | 512,onlyJs?: boolean,) => Uint8Array