curl --request GET \
  --url https://api.jetemail.com/outbound/smarthost \
  --header 'Authorization: Bearer <token>'

{
  "success": true,
  "smarthosts": [
    {
      "username": "smtpuser",
      "status": "active",
      "allowAnyDomain": 0,
      "approvedDomains": "[\"alloweddomain.com\"]",
      "usage": 77,
      "quota": 1001,
      "ipRestrictions": "[\"1.1.1.1\"]",
      "created_date": "1724113774000",
      "last_modified": 1735937552
    }
  ]
}