{
  "mockup_id": "letterhead",
  "type": "stationery",
  "industry_tags": [
    "general"
  ],
  "image_width": 850,
  "image_height": 1100,
  "zones": [
    {
      "zone_id": "header-logo",
      "role": "primary",
      "zone_type": "rect",
      "points": [
        [
          80,
          70
        ],
        [
          320,
          70
        ],
        [
          320,
          150
        ],
        [
          80,
          150
        ]
      ],
      "max_logo_width_pct": 90,
      "blend": "normal",
      "logo_variant": "full-lockup"
    }
  ]
}