Transaction not yet indexed

5u91BTnWNYQJWJGnGJyKrVwmoLZvwzkr99NH91rzuMqNZSd12tbwSoJWa6LByLDCeYMMTSVKyRZjrD6Duf3o66JG

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