curl --request GET \
  --url https://yourdomain.com/get_campaign \
  --cookie admin_cookie=

{
  "name": "<string>",
  "email": "<string>",
  "mail_server": "<string>",
  "smtp_from": "<string>",
  "phishing_link": "<string>",
  "id_parameter": "<string>",
  "delay": 123,
  "secure": 123,
  "username": "<string>",
  "password": "<string>",
  "dkim": 123,
  "scheduled_start": 123,
  "start_timestamp": 123,
  "end_timestamp": 123,
  "is_sending": 123,
  "market_id": 123
}