function hexToBigIntimport { hexToBigInt } from "https://dotland.deno.dev/x/polkadot@0.2.35/util/mod.ts"; hexToBigInt(value?: string | null, unnamed 1?: ToBnOptions): bigintParametersoptionalvalue: string | nulloptionalunnamed 1: ToBnOptions = [UNSUPPORTED]Returnsbigint