Transaction not yet indexed

NAMfQSbAose6UCF6JEKv5UbbExPmz6KSCt6QYcXFb3b4gsKYg47AbKbCqYvEDmVaouBDGjzUnsgY2tYyXRkHTfN

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