Transaction not yet indexed

MWEND6tkSpWShk8fxdjqNbQPM9C3q4Zq4zkoEqJFMPPBE59jm8q3BM9GVRBAWZY9X7MVJzMSLsLASE6J2roMDNo

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