Get the list of backups.
OK
The current backup execution status(New, InProgress, Completed, Failed, Deleting)
schedule information(Applies only to scheduled backups)
Whether to use schedule (true: stop, false: start)
schedule (Cron expression or @every notation)
schedule status(New, Running, Paused, Failed(수정필요!!!!!))
backup type(backup: Run immediately once, schedule: Run automatically at a specified time)