Transaction not yet indexed

21u2fmjNACa59ai6fgxjwLnYxbN1fUtr8KtdpYV7xQFFjGZuGDe2DLe4Q2iR2mrPDKAPtypYEB2qCMZgxr9ungoL

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