Transaction not yet indexed

H51J4jha5jpphtXKzvfLvTJP3cEcZ1HYbHswCXD2YYvKPwhZbBqAcy8ugzW7AKKsz98mJmsa8JSN2KmC5V1Akt2

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