"reference images": {

{
 "reference_images": {
 "product_image": "UPLOADED_IMAGE",
 "usage_rule": "Use the uploaded image as the exact visual reference for the product’s form, proportions, materials, and overall identity. Do not redesign or reinterpret the product."
 },

 "layout": {
 "canvas": {
 "orientation": "vertical",
 "aspect_ratio": "3:4",
 "background": "warm neutral paper-like surface"
 },
 "structure": {
 "top_section": "lifestyle_hero",
 "bottom_section": "technical_specification"
 }
 },

 "top_section": {
 "type": "lifestyle_product_image",
 "composition": {
 "placement": "top_center",
 "scale": "dominant",
 "margin": "generous whitespace around product"
 },
 "environment": {
 "setting": "minimal architectural interior",
 "lighting": {
 "type": "natural sunlight",
 "direction": "angl

...