{
  "generation_request": {
    "meta_data": {
      "tool": "NanoBanana Pro",
      "task_type": "photoreal_flash_nightlife_karaoke_duet",
      "version": "v1.0_KARAOKE_DUET_DIVEBAR_NEON_FLASH_CANDID_NO_TEXT",
      "priority": "highest"
    },
    "references": {
      "reference_image_1": {
        "source": "UPLOAD_REFERENCE_IMAGE (REQUIRED)",
        "purpose": "POSE_COMPOSITION_ENVIRONMENT_ANCHOR",
        "strict_lock": true,
        "preserve_pose": true,
        "preserve_body_proportions": true,
        "no_body_rescale": true,
        "no_identity_blending": true
      },
      "reference_image_2": {
        "source": "UPLOAD_REFERENCE_IMAGE (OPTIONAL)",
        "purpose": "FEMALE_FACE_IDENTITY_LOCK",
        "strict_lock": true,
        "face_similarity_priority": "MAX",
        "no_beautify": true,
        "no_age_shift": true,
        "preserve_skin_texture": true,
        "preserve_facial_proportions": true
      },
      "reference_image_3": {
        "source": "UPLOAD_REFERENCE_IMAGE (OPTIONAL)",
        "purpose": "MALE_FACE_IDENTITY_LOCK",
        "strict_lock": true,
        "face_similarity_priority": "MAX",
        "no_beautify": true,
        "no_age_shift": true,
        "preserve_skin_texture": true,
        "preserve_facial_proportions": true
      }
    },
    "output_settings": {
      "aspect_ratio": "3:4",
      "orientation": "portrait",
      "resolution_target": "ultra_high_res",
      "render_style": "flash_candid_nightlife_documentary",
      "sharpness": "flash_crisp_subject_soft_background",
      "film_grain": "subtle_35mm",
      "color_grade": "neon_bar_mixed_lighting_true_to_scene",
      "dynamic_range": "natural_not_hdr",
      "skin_rendering": "real_texture_no_retouch"
    },
    "creative_prompt": {
      "scene_summary": "在一家舒适的潜水酒吧内，霓虹灯和彩色环境照明营造出超写实的卡拉 OK 抓拍瞬间。两位朋友在一个小小的卡拉 OK 舞台区唱着二重唱。前景中的女士手持黑色手持麦克风靠近嘴边，微笑着，一只手臂向外伸展，正在表演中。男士稍微站在她身后，也拿着麦克风，唱歌并乐在其中。场景感觉很随意，就像一张真实的手机闪光灯或小型相机派对照片，带有霓虹灯反射和凌乱的酒吧细节。",
      "environment": {
        "location": "夜间潜水酒吧 / 卡拉 OK 酒吧内部",
        "background": "霓虹灯招牌、墙上的海报和贴纸、暖色木质纹理、酒吧杂物、昏暗的环境光",
        "practical_details": "卡拉 OK 区靠近一面有招牌和电视屏幕发光的墙；附近有桌上足球台或游戏区；天花板上有可见的固定装置",
        "lighting": "混合霓虹灯 + 暖钨丝灯 + 镜头闪光灯；逼真的色彩溢出和反射",
        "atmosphere": "有趣、嘈杂、充满活力的夜生活氛围"
      },
      "subjects": {
        "female": {
          "wardrobe": ""
        }
      }
    }
  }
}