Transaction not yet indexed

21EXnoWYKXqncpQudFZpVa5yJ3kuh5NSMMjD2FLyz7UNagMHuWrEPH6er5T5Y7TwG123FvVvhnXEE5Wrf5o7A4cZ

The transaction signature is valid but not yet indexed by this RPC node, or the transaction failed before inclusion.