import * as polkadot from "https://deno.land/x/polkadot@0.2.17/util/hex/index.ts"; FunctionsfhexAddPrefixfhexFixLengthfhexHasPrefixfhexStripPrefixfhexToBigIntfhexToBnfhexToNumberfhexToStringfhexToU8a