Transaction not yet indexed

UNfX3ECTBzTx1itL8iZgjczvQvaDZwS85eXLvuPGcSrT43jkHwFVUnsFuoU6Y8EVMUtzZB8PwHQPMht1uyGUSs6

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