Transaction not yet indexed

5UMCkCy5PW5N5ppkg6R8SnTNrWMheJsLfybA2YfDdnjFmzmz6j3T9FRuswgnaxiu7NRbXqgDaDtDH7f4FB9g6Uj2

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