{
    "url": "/unibox/reply",
    "method": "POST",
    "body": {
        "email_account_id": "{{parameters.email_account_id}}",
        "to": "{{parameters.to}}",
        "cc": "{{parameters.cc}}",
        "bcc": "{{parameters.bcc}}",
        "subject": "{{parameters.subject}}",
        "body_html": "{{parameters.body_html}}",
        "body_plain": "{{parameters.body_plain}}",
        "thread_id": "{{parameters.thread_id}}",
        "in_reply_to": "{{parameters.in_reply_to}}",
        "send_mode": "{{parameters.send_mode}}",
        "scheduled_at": "{{parameters.scheduled_at}}"
    },
    "response": {
        "output": "{{body}}"
    }
}