"master prompt": {

{
"master_prompt": {
"scene_type": "超写实奢华护肤商业摄影",

"product": {  
  "type": "高端美容精华小瓶",  
  "brand_name": "VÉRÉLLE",  
  "product_name": "光华琼露 — 青春注入",  
  "container_shape": "高身刻面水晶小瓶，优雅的垂直几何造型",  
  "material": "光学水晶玻璃",  
  "finish": "棱镜般的通透感，伴随柔和的光线散射",  
  "cap_design": "拉丝香槟金瓶盖，带有斜面边缘",  

  "label_design": {  
    "style": "巴黎风格奢华衬线字体",  
    "primary_text": "光华琼露",  
    "s

...