Transaction not yet indexed

SKL8jtsk7DEUT7ANS1v4aRdDtQLbMdxquFXkbULCAEnp7a8LR57dUis9MDwwLcf1qovHVoEAVjTAVXdh5eWDys8

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