Usage:
user --show [--users]
[--logins]
user --enable --user <service | root>
user --disable --user <service | root>
user --help
user <command> <command-arguments>
<command> can be one of:
--show Displays command specific information.
--enable Enables a user account.
--disable Disables a user account.
For command-specific help, please type user --help <command>
For example:
user --help show