interface defaultimport { type default } from "https://deno.land/x/hex@0.5.15/src/formatters/mod.ts"; Type ParametersoptionalTSource = unknownoptionalTTarget = stringPropertiesnames: readonly string[]serialize: (payload: TSource | Promise<TSource>) => Promise<TTarget>optionaldeserialize: (payload: TTarget | Promise<TTarget>) => Promise<TSource>variable defaultimport { default } from "https://deno.land/x/hex@0.5.15/src/formatters/mod.ts"; typeFormatter<unknown, string>typeFormattertype(formatters: Iterable<Formatter>) => Registry