API user permission

Create an API user with the name, username, and password.
You find the left side section has the list of all created API users and the right side section has the list of all the groups.
The application user(end-user) has to provide the token of this API user.
You can set the permission to the API user.
An API user can have multiple API groups access.
The application user can get the token using the API user's user_name and password.