Transaction not yet indexed

PLkjbF4viwHeAUYyYDxPub1QNWkYNRuhPh9eqVALv5fAw5c6Pb9wCBwnT4N7fLBSkK5hseN8pCkWcBSWsvg2M7Z

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