Transaction not yet indexed

TZkfYoCHZyhLoADM1w9bBtHU5ReRLW9JWfPkyYYKbcRFYRsJhMm9xPWcQYyW2wMTKUpRttBdVBhUSuH9UbufqhF

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