Required properties:
schedule<calendar-event>Run prune job at specified schedule.
store<string>Datastore name.
Optional properties:
comment<string>Comment.
disable<boolean> (default=false)Disable this job.
max-depth<integer> (0 - 7)How many levels of namespaces should be operated on (0 == no recursion, empty == automatic full recursion, namespace depths reduce maximum allowed value)
ns<string>Namespace.
keep-daily<integer> (1 - N)Number of daily backups to keep.
keep-hourly<integer> (1 - N)Number of hourly backups to keep.
keep-last<integer> (1 - N)Number of backups to keep.
keep-monthly<integer> (1 - N)Number of monthly backups to keep.
keep-weekly<integer> (1 - N)Number of weekly backups to keep.
keep-yearly<integer> (1 - N)Number of yearly backups to keep.