Transaction not yet indexed

Mpx74uNyv5czkx22XeUFDZ3XhFYPhgiNwPEDboFANKo64bwkfrjzW5s1Bue7Z8Kf6T64FPac3uuEP5K7kbhtSPF

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