Transaction not yet indexed

AT3ffK9rGEWSWnd9Kz3Ty1Lp4H1aZdAuvs3VpQnkfPvjsJYFgXaDRzLESN3K69UQuywmi8sLdTPzn4FH4iCekU6

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