Transaction not yet indexed

ksex6LKK4meLPJLkBTWQ5HUYqijkzmpENTR5o5SQuE7SoWmzAz4RRRUqVieaRpQoXjHKcAoM1nEkiwaJ5itCz9p

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