post https://api.brevo.com/v3/corporate/user/invitation/send
`This endpoint allows you to invite a member to manage the Admin account
Features and their respective permissions are as below:
my_plan
:- "all"
api
:- "none"
user_management
:- "all"
app_management
| Not available in ENTv2:- "all"
Note:
- If
all_features_access: false
then only privileges are required otherwise iftrue
then it's assumed that all permissions will be there for the invited admin user.