Entitlement required: manageUserGroups (Manage users and groups), or manageAllUserGroups (Synchronize users and groups), or manageUserStandardGroups (Manage users and standard groups), or manageGroups (Manage all groups but not their members), or manageStandardGroups (Manage standard groups but not their members), or manageGroupMembers (Manage all group and their members), or manageStandardGroupMembers (Manage standard groups and their members).
Note: You only need one entitlement, but you can have more than one.
An email is sent to each regular user member of the group. Federated user members do not get an email notification. The email template for branding is at "notifications/user_management/group/{locale}/group_deleted_email.xml". Pass in the themeId query parameter to brand the email template for notifications.
To turn off email notifications, send notifyType=NONE as a query parameter.
A group with more than 10,000 members cannot be deleted.
Reserved groups cannot be deleted.
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