curl --request POST \
  --url https://api.example.com/usertypes \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "<string>",
  "reference": "<string>"
}
'

{
  "data": {
    "id": 1,
    "reference": "ROLE-EXT",
    "name": "Manager",
    "rights": "<string>",
    "stats": {
      "users": 123
    },
    "abilities": {}
  }
}