Transaction not yet indexed

iz8EYvZaPuptrJuQ5uFHepAZzS2mZEPJF5B137Wfe6JUFHGJ9xNUmwt6KmAtKqqVFuA17DW99AzH1pgsgYgr8Hz

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