Subscribe

Params:

• action - Always subscribe.
• ACCOUNT_ID
• account_login
• CAMPAIGN_ID
• campaign_name
• CONTACT_ID
• contact_name (optional)
• contact_email
• contact_ip (optional) - In case of double-optin this is the IP than confirmation link was clicked from.
• contact_origin - One of import, email, www, panel, leads, sale, api, forward, survey, iphone, copy, landing_page.