Transaction not yet indexed

1mPbAfpyDf6nuLsWcrbcJauEAHo2fpgfQtFxdTQReBQTA3Kb77FLwr9tJH3dDZfKsSPWZqRuHYFNKE2Qapr1ef6

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