Which staff handled least number of payments? List the full name and the id.
SELECT T1.first_name ,  T1.last_name ,  T1.staff_id FROM staff AS T1 JOIN payment AS T2 ON T1.staff_id  =  T2.staff_id GROUP BY T1.staff_id ORDER BY count(*) ASC LIMIT 1
SELECT T1.first_name ,  T1.last_name ,  T1.staff_id FROM staff AS T1 JOIN payment AS T2 ON T1.staff_id  =  T2.staff_id GROUP BY T1.staff_id ORDER BY count(*) ASC LIMIT 1
[{'Nenhum': 'Nenhum resultado encontrado'}]