curl --request GET \
  --url https://prod-api.raisedonors.com/api/Segment/list/{campaignId} \
  --header 'Authorization: <api-key>'

{
  "items": [
    {
      "id": 123,
      "campaignId": 123,
      "campaignName": "<string>",
      "name": "<string>",
      "description": "<string>",
      "code": "<string>",
      "externalIdentifier": "<string>",
      "totalDonors": 123,
      "totalGifts": 123,
      "totalGiftAmount": "<string>",
      "averageGiftAmount": "<string>",
      "medianGiftAmount": "<string>",
      "highestGiftAmount": "<string>",
      "totalVisitors": 123,
      "conversionRate": "<string>",
      "createdDateTime": "<string>",
      "modifiedDateTime": "<string>"
    }
  ],
  "total": 123
}