{
  "drafts": [
    {
      "recipient_id": "U1",
      "locale": "zh",
      "subject": "活动开门时间变更通知",
      "body": "尊敬的用户，您好！请注意，原定于2026年10月30日在A馆举行的活动，开门时间已调整为10:00。感谢您的理解与支持。"
    },
    {
      "recipient_id": "U2",
      "locale": "en",
      "subject": "Event Opening Time Change Notice",
      "body": "Dear user, please note that the opening time for the event on October 30, 2026, at Hall A has been changed to 10:00. Thank you for your understanding and support."
    }
  ]
}