Transaction not yet indexed

MMdKo9vWZXbFMPgmFVvajtxRS5sByJMACzTsyTy4rQ84ecNyaiLoTTrVbGaRtrffXPhZU2NwombLYGARbwPmCNt

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