curl --request GET \
  --url https://studio-api.onlytraffic.com/api/external/v1/subscribers \
  --header 'X-API-Key: <api-key>'

{
  "success": true,
  "data": [
    {
      "of_account_id": 123456,
      "subscriber_id": 789,
      "subscriber_name": "username",
      "campaign_type": "cpl",
      "campaign_id": 42,
      "campaign_url": "https://onlyfans.com/.../c...",
      "subscribed_at": "2026-01-15T12:00:00+00:00"
    }
  ],
  "pagination": {
    "page": 1,
    "total": 150,
    "total_pages": 2
  }
}