"campaign metadata": {

{
  "campaign_metadata": {
    "brand_identity": "Louis Vuitton Malletier",
    "product_focus": "Luxury Leather Sneaker / Trainer",
    "aspect_ratio": "3:4",
    "aesthetic": "High-Fashion Editorial | Avant-Garde Luxury"
  },
  "visual_dna": {
    "materials": ["Full-grain calf leather", "Monogram Embossed Canvas", "Polished Gold Hardware"],
    "color_scheme": ["Cognac Brown", "Deep Obsidian", "Champagne Gold"],
    "lighting": "High-contrast Chiaroscuro | So

...