Transaction not yet indexed

PKLfxdTGxXc1r6K2KpWWthnZpE6hEAPtwZZZBgS6qNHMzXeK13Set6Z2WU9mhP2bY5fr61PdHxcx3fpswhnytbP

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