Transaction not yet indexed

491EvXSBVCSQXdCwsj4LD4uS8eHAJen6rmKTWwCMwGakBAbqGU6Min6itL6k4W4fTvZu8ziGfpXaewrNSe3nC8x8

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