"master prompt": {

{
  "master_prompt": {
    "product": {
      "type": "奢华体香膏",
      "brand_name": "VELORÉ",
      "product_line": "Pure Aura",
      "container_style": "线条流畅的圆柱形除臭膏，边缘柔和圆润",
      "material": "磨砂玻璃主体，饰以拉丝香槟金属细节",
      "finish": "天鹅绒般的哑光表面，搭配精致的金属细节",
      "cap_design": "磁性盖，抛光金色边缘并刻有纹章",
      "branding": "简约衬线字体标识纵向蚀刻，低调优雅",
      "dispense_style": "精密旋转式推出体香膏，表面光滑",
      "color": "暖象牙色主体，带有细腻的金色底调",
      "accent_details": "香槟金金带与简约纹章徽标",
      "texture_details": "顶部可见柔软缎面体香膏表面"
    },

    "composition": {
      "scene_type": "超电影感奢华个人护理广告摄影",
      "orientation": "纵向",
      "aspect_ratio": "4:5",
      "camera_angle": "低位英雄角度，突出

...