Transaction not yet indexed

SMtGkRsVi4KKdcg8qN2qN4hJbkaCUZxRKzoZN6d2rP7URFZPSDDea81J3VEuMgDHHZudc7mXqc16ZipdA1bCPg7

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