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

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