Transaction not yet indexed

5U6fbHbK4SDkZDn5aT25EcXuoKBRERbBcaB6MWrmKfFeHtvAkLLyraeR3T37Qe9NJNXSUKsP9V3zEHHjQNF5Pi1R

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