curl -X GET https://api.mailofly.com/contacts/cnt_123/topics \
  -H "Authorization: Bearer mf_live_your_api_key"

{
  "data": [
    {
      "id": "top_news",
      "name": "Product Updates",
      "status": "subscribed"
    },
    {
      "id": "top_promo",
      "name": "Promotional Offers",
      "status": "unsubscribed"
    }
  ]
}