Restore from a backup file created with the new_backup function.
Before using this function the following list of requirements must be must be fulfilled:
FULLprivileges on the
After running this function, all existing users and tokens will be overwritten, including the user performing the restore.
This function generates an event.
||str||Tar file containing the backup, usually a file ending with
nil when successful.
Restore from a backup file
Return value in JSON format