curl --request GET \
  --url https://api.kit.com/v4/broadcasts/stats \
  --header 'X-Kit-Api-Key: <api-key>'

{
  "broadcasts": [
    {
      "id": 157,
      "stats": {
        "recipients": 0,
        "open_rate": 0,
        "emails_opened": 0,
        "click_rate": 0,
        "unsubscribe_rate": 0,
        "unsubscribes": 0,
        "total_clicks": 0,
        "show_total_clicks": false,
        "status": "draft",
        "progress": 0,
        "open_tracking_disabled": false,
        "click_tracking_disabled": false
      }
    },
    {
      "id": 156,
      "stats": {
        "recipients": 0,
        "open_rate": 0,
        "emails_opened": 0,
        "click_rate": 0,
        "unsubscribe_rate": 0,
        "unsubscribes": 0,
        "total_clicks": 0,
        "show_total_clicks": false,
        "status": "draft",
        "progress": 0,
        "open_tracking_disabled": false,
        "click_tracking_disabled": false
      }
    }
  ],
  "pagination": {
    "has_previous_page": false,
    "has_next_page": false,
    "start_cursor": "WzE1N10=",
    "end_cursor": "WzE1Nl0=",
    "per_page": 500
  }
}