"project metadata": {

{
  "project_metadata": {
    "title": "Michael Jackson Pixar Sticker Set",
    "output_format": "3x3 Grid Collage",
    "total_cells": 9,
    "target_aspect_ratio": "4:5",
    "rendering_engine": "Unreal Engine 5 / Octane Render Style"
  },
  "global_character_assets": {
    "identity": "Michael Jackson (Pixar-Style 3D Caricature)",
    "facial_base": "Reference provided selfie for bone structure and likeness",
    "hair_definition": "High-poly black curls, signature 'wet-look' sheen, high volume",
    "wardrobe": {
      "jacket": "Iconic Red Thriller Jacket",
      "details": "Black V-shaped straps, high-gloss leather texture, silver buttons",
      "undershirt": "Black crew n

...