Transaction not yet indexed

Xtkc16iUatmC23dXjjdaqSM79CyFtoHpn6EBXc1P9yPr1SobkQCTQDQpzG3s6Nb39SeZq4ZSAUazEyMSXqZoFg5

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