Transaction not yet indexed

4a78vBjQGhSHE8mwp3gknggMoQwMrHZDN1qhPZKaR5tCHQ2PiXMi1JBPyMG2QiPYnP8EnNQqMeHasuNCCTNdK946

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