Transaction not yet indexed

pAk78SY1QDrH1vbFppWiFWq2u9vAVbV7acNELqYa5Zb4WWtKTGF2ZWwv4aWAbrHbc77njSpP8GWk5X4hbAbpsZm

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