Transaction not yet indexed

MPE1XvmREFkBiZE5TsjsoxABNDsQ2Y5xSAgu92hxtTZ9b9Q7aRsKEgWj91Ee9s2JAC3FspVm49TP9QewJmUspAT

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