Retrieve current user details

curl --request GET \
  --url https://sandbox.prezio.eu/api/users/me/ \
  --header 'Authorization: <api-key>'

{
  "username": "admin",
  "first_name": "admin",
  "last_name": "admin",
  "position": "TBD",
  "interested_use_cases": "TBD",
  "email": "admin@admin.com",
  "signup_country": "Denmark",
  "prezio_updates_opt_in": false
}