"model": "Nano Banana Pro (Gemini)",

{
  "model": "Nano Banana Pro (Gemini)",
  "prompt": {
    "layout": {
      "type": "3x3 照片拼贴 / 九宫格",
      "description": "9 张竖版人像照片以正方形网格排列",
      "consistency": "9 个画面中为同一人物、同一服装、同一光线条件"
    },
    "aesthetic_style": {
      "theme": "Z 世代居家派对 / 少女闺房写真",
      "lighting_technique": "机顶直闪（硬光）",
      "visuals": "高对比度、清晰锐利阴影、混乱有趣的氛围、鲜艳色彩、白色背景"
    },
    "subject_details": {
    

...