Transaction not yet indexed

5su1fLmf8jMMVv9ZCV4pWmgFFJm5NH2Jri7yAwFCU2FbTbup1ueRK2xFDvXqJ1qSP3gF9jL8XugwbXTb5NffKjqD

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