put https://{workspace}.glassix.com/api/v1.2/users/setuniqueargument
Add a custom value to a user in this department.
The value is not used by Glassix.
Can be helpfull to set this value as the user id in your CRM for example.
(this argument is per department, meaning that if a user is in 2 departments, it'll have 2 different arguments). Max length is 50 chars.