Transaction not yet indexed

LUNRWN1bGMZ5d86588ymvwkaYTe9o4nJoezrLFRDBHJgsDpT3YvTmc9Vr4Q2HM2ZHYM7xaLt4grQLAmExY5CbH1

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