Transaction not yet indexed

MEFfL9mXw2zx9hPHgzergGo4wMLJB8KTQ5w6KjPyfTqneSE8YZ7vLZBoPfuFCau1DoP2JTY2Pr5HpT1LBKhowoN

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