"reference images": {

{
 "reference_images": {
 "product_image": "已上传图片",
 "usage_rule": "使用上传的图像作为产品外形、比例、材质和整体识别的精确视觉参考。不要重新设计或重新诠释产品。"
 },

 "layout": {
 "canvas": {
 "orientation": "竖向",
 "aspect_ratio": "3:4",
 "background": "温暖中性的纸张状表面"
 },
 "structure": {
 "top_section": "生活方式主图",
 "bottom_section": "技术规格"
 }
 },

 "top_section": {
 "type": "生活方式产品图片",
 "composition": {
 "placement": "顶部居中",
 "scale": "主导（占主要比例）",
 "margin": "产品周围留有充足空白"
 },
 "environment": {
 "setting": "极简建筑室内",
 "lighting": {
 "type": "自然日光",
 "d

...