Transaction not yet indexed

ssmk2EUypX4bEEgUJi94nzpYN75Wi8t9fEbEJibfcvBZt8kE2jWdk29arRy7XuhwrCdcMDB3FKunw8eGTAtFRMZ

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