Const
Converts old (pre v5, numeric ids) Mangadex ids to v5 ids. Any invalid legacy ids will be skipped by Mangadex when remapping, so call this function for each individual id if this is an issue.
Converts legacy pre-V5 MangaDex ids to modern UUIDs. Returns a record with legacy ids as the keys and new ids as the values.
Converts old (pre v5, numeric ids) Mangadex ids to v5 ids. Any invalid legacy ids will be skipped by Mangadex when remapping, so call this function for each individual id if this is an issue.