curl --request GET \
  --url https://api.deliverykey.com/v1/domains \
  --header 'Authorization: Bearer <token>'

{
  "data": [
    {
      "domain": "mail.contoso.com",
      "id": "27c6e6e1-0025-4c6e-843f-b2872985a28c",
      "active": true,
      "track_opens": false,
      "track_clicks": false,
      "created_at": "2022-10-12T18:57:23.000000Z",
      "emails_sent": 123,
      "emails_received": 123
    }
  ]
}