8K 电影级人像视频，带视频 UI 叠加层

{
  "prompt": "A 64K DSLR resolution portrait of a young man with short dark curly hair and a well-groomed beard, standing confidently in a bright neon-lit urban street at night. He is wearing a white striped baseball-style shirt, a light inner shirt, cargo pants, a necklace, and a crossbody bag. He is extending his index finger forward towards the camera lens in a dynamic gesture. The image features a smartphone video recording aesthetic with visible on-screen UI overlays: 'REC 00:00:00', '8K/60fps', frame brackets, and mode indicators like 'VIDEO' and 'CINEMATIC'. The background features colorful city lights and blurred passersby with a soft bokeh effect. Cinematic lighting, slight motion blur, wide-angle perspective. Octane render, Unreal Engine 5 style.",
  "negative_prompt": "cartoon, illustration, anime, low quality, pixelated, blurry, bad anatomy, deformed hands, extra fingers, missing limbs, bad proportions, watermark (except for requested UI overlays)",
  "aspect_ratio": "9:16",
  "width": 1080,
  "height": 1920,
  "model_version": "v6.0_or_latest"
}