method types.Linkage.withKeyimport { types } from "https://dotland.deno.dev/x/polkadot@0.2.35/mod.ts"; const { Linkage } = types; withKey<O extends Codec>(Type: CodecClass | string): CodecClass<Linkage<O>>Type ParametersO extends CodecParametersType: CodecClass | stringReturnsCodecClass<Linkage<O>>