Transaction not yet indexed

21nzfNQFJsZMSZ5z9HCUZc1nMzLqAnSvrV6St4tW5bPgGi9YrxQUCbT1LEmub3uYu7DEDFHyUDU2qbsFaKbqpWZZ

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