Transaction not yet indexed

491CF591TYA9yyMesP1gnrfYeRqPiBnpgE1e4Gj3NBkqwniaXqrwXWS5LT2Ap6QMkKmxUoN5eZkqU3cKM6tattpL

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