curl --request GET \
  --url https://prod-api.raisedonors.com/api/MotivationCode/group/list \
  --header 'Authorization: <api-key>'

{
  "items": [
    {
      "id": 123,
      "name": "<string>",
      "description": "<string>",
      "codes": 123
    }
  ],
  "total": 123
}