Transaction not yet indexed

SmtMDWDiuKcaCUHaSYbdz4QfxLo7NFinvsUqqdp8eVeuQUwf7Vv72yXwANWeLYHGA4xqdysS5bHCEk9tWwCSJM6

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