Transaction not yet indexed

NNKSEe8ApFdC6shDVioPw5cr1F6bQMvdhPuFj7jfjBFq7kALhKKu2CVpiLXCyVEZcLqVEJjWeGo6Mt8kQPVTvSS

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