Transaction not yet indexed

21y6yyyAZ6vnKxuPWemTLPWGxKKA4u3QJdYvD6WChVjikFS4HDP98rEz1LEDKG2h3cXaNhrXsqbgPLFnABFN21Hk

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