RuntimeError: This event loop is already running telegram bot

Download tiktok video from url aiogram. How can i solve this error or another way of downloading tiktok video

    if message.text.startswith('https://vt.tiktok.com'):
    link = f"{message.text}"
    video_data = TikTokApi().video(url=f"{link}").video.bytes()

    with open(f"{message.from_user.id}.mp4", "wb") as out_file:
        out_file.write(video_data)
    videos = open(f'{message.from_user.id}.mp4', 'rb')
    await bot.send_video(message.chat.id, video=videos, width=1920, height=1080)