function util.u8aIsWrappedimport { util } from "https://dotland.deno.dev/x/polkadot@0.2.23/mod.ts"; const { u8aIsWrapped } = util; u8aIsWrapped(u8a: Uint8Array, withEthereum: boolean): booleanParametersu8a: Uint8ArraywithEthereum: booleanReturnsboolean