Transaction not yet indexed

5Nt21sTG8mM5JKtavhSC4ZP16BGy4EjsbG1cQtVFw79sjerc77gqbaryhBAtMTSedUciCgXkpf51Pkv9Pcar2ifH

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