OrderItemResponseSchema(OrderItemResponseSchema)

{
    "sku": "string",
    "item_id": "string",
    "quantity": 0,
    "color": "string",
    "size": "string",
    "product_name": "string",
    "base_cost": 0,
    "print_files": [
        {
            "key": "front",
            "url": "string",
            "thumbnail": "string",
            "print_tech": "string"
        }
    ],
    "preview_files": [
        {
            "key": "front",
            "url": "string",
            "thumbnail": "string",
            "print_tech": "string"
        }
    ],
    "inserts": [
        {
            "name": "packing_slip",
            "size": "8.5x11",
            "url": "https://example.com/packing_slip.pdf"
        }
    ],
    "vnemb_design": "http://example.com",
    "vnemb_mockup": "http://example.com"
}