{"id":"21","prompt":"{\n  \"type\": \"live stream UI mockup\",\n  \"subject\": {\n    \"description\": \"portrait of {argument name=\\\"host name\\\" default=\\\"Elon Musk\\\"}, smiling, wearing a black t-shirt with a white technical schematic graphic\",\n    \"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\"\n  },\n  \"ui_overlay\": {\n    \"top_header\": {\n      \"host_info\": \"avatar, name '{argument name=\\\"host name\\\" default=\\\"Elon Musk\\\"}', subtext '55.6万本场点赞', red '关注' button\",\n      \"rank_badge\": \"gold coin icon with '全站第1名'\",\n      \"viewer_stats\": \"3 top viewer avatars with '12.3w', '8.6w', '5.7w', total '68.7万', 'X' close button\",\n      \"right_links\": \"'更多直播 >', '礼物展馆 0/24' with blue '经典' tag\"\n    },\n    \"mid_left_gifts\": {\n      \"count\": 2,\n      \"items\": [\n        \"avatar '科技爱好者', '送小心心', heart icon x 1314\",\n        \"avatar '星辰大海', '送火箭', rocket icon x 666\"\n      ]\n    },\n    \"bottom_left_chat\": {\n      \"system_message\": \"level 37 badge '宇宙漫游者 加入了直播间'\",\n      \"message_count\": 7,\n      \"messages\": [\n        \"小火箭: 马斯克！未来可期！🚀\",\n        \"future: 特斯拉Model 2什么时候出？\",\n        \"星空梦想家: SpaceX今年能上火星吗？\",\n        \"AI探索者: Neuralink进展如何？\",\n        \"帅气的网友: 马总好！\",\n        \"Mars: 第一次来你的直播，超激动！\",\n        \"用户123: 讲讲AI吧，会取代人类吗？\"\n      ]\n    },\n    \"bottom_right_product_card\": {\n      \"hot_tag\": \"orange '热卖 x 1888'\",\n      \"image\": \"Tesla Cybertruck\",\n      \"title\": \"{argument name=\\\"product name\\\" default=\\\"特斯拉Cybertruck 电动皮卡\\\"}\",\n      \"price\": \"{argument name=\\\"product price\\\" default=\\\"¥ 1,618,000\\\"}\",\n      \"button\": \"red '抢' button\",\n      \"floating_animation\": \"translucent hearts floating up the right edge\"\n    },\n    \"bottom_bar\": {\n      \"input_field\": \"'说点什么...'\",\n      \"icons\": [\"smiley face\", \"three dots\", \"shopping cart\", \"gift box\", \"share\"]\n    }\n  }\n}"}