This function retrieves subscriber information from the MailChimp API for a requested email or user ID.
This function is only available if the MailChimp Integration extension is installed and activated.
(integer|string) (required) Accepts user ID or user email address.
Tutorial and example code describing how to add MailChimp subscriber stats to the admin user profile
Introduced in version 2.0.0
wpmem_mc_get_list_member() is located in /includes/api.php.