Transaction not yet indexed

i91SAMF5ru69or5FSkW6dSAgZK3fB59hKZxJ4aTyMYVT2FqbhAguxsoy3E9rVhZw1WHs7a7fvQbAZSUrE2SurvK

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