Transaction not yet indexed

ykn6tnZZAYAC65gNGEzaKWMEBDk14NXxECqCR2wP3EJp7aK6euSPDuM9CKPsqB9QAbDbaTdta3f1BZ33RYEomVT

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