service_id,monday,tuesday,wednesday,thursday,friday,saturday,sunday,start_date,end_date
cal1-mon-tue-wed-thu-fri-2,1,1,1,1,1,0,0,20260901,20270630
cal2-mon-tue-wed-thu-fri-sat-2,1,1,1,1,1,1,0,20260901,20270630
cal3-sat,0,0,0,0,0,1,0,20260905,20270626
cal4-mon-tue-wed-thu-fri-41,1,1,1,1,1,0,0,20260901,20270630