{
  "type": "live stream UI mockup",
  "subject": {
    "description": "portrait of {argument name=\"host name\" default=\"Elon Musk\"}, smiling, wearing a black t-shirt with a white technical schematic graphic",
    "background": "left side shows a screen with '{argument name=\"left background logo\" default=\"SPACEX\"}' text, right side shows a red '{argument name=\"right background logo\" default=\"Tesla T logo\"}' and a dark car"
  },
  "ui_overlay": {
    "top_header": {
      "host_info": "avatar, name '{argument name=\"host name\" default=\"Elon Musk\"}', subtext '55.6万本场点赞', red '关注' button",
      "rank_badge": "gold coin icon with '全站第1名'",
      "viewer_stats": "3 top viewer avatars with '12.3w', '8.6w', '5.7w', total '68.7万', 'X' close button",
      "right_links": "'更多直播 >', '礼物展馆 0/24' with blue '经典' tag"
    },
    "mid_left_gifts": {
      "count": 2,
      "items": [
        "avatar '科技爱好者', '送小心心', heart icon x 1314",
        "avatar '星辰大海', '送火箭', rocket icon x 666"
      ]
    },
    "bottom_left_chat": {
      "system_message": "level 37 badge '宇宙漫游者 加入了直播间'",
      "message_count": 7,
      "messages": [
        "小火箭: 马斯克！未来可期！🚀",
        "future: 特斯拉Model 2什么时候出？",
        "星空梦想家: SpaceX今年能上火星吗？",
        "AI探索者: Neuralink进展如何？",
        "帅气的网友: 马总好！",
        "Mars: 第一次来你的直播，超激动！",
        "用户123: 讲讲AI吧，会取代人类吗？"
      ]
    },
    "bottom_right_product_card": {
      "hot_tag": "orange '热卖 x 1888'",
      "image": "Tesla Cybertruck",
      "title": "{argument name=\"product name\" default=\"特斯拉Cybertruck 电动皮卡\"}",
      "price": "{argument name=\"product price\" default=\"¥ 1,618,000\"}",
      "button": "red '抢' button",
      "floating_animation": "translucent hearts floating up the right edge"
    },
    "bottom_bar": {
      "input_field": "'说点什么...'",
      "icons": ["smiley face", "three dots", "shopping cart", "gift box", "share"]
    }
  }
}