curl -X POST "https://gateway.jelou.ai/ecommerce/v2/apps/{app_id}/batch/products/upsert_by_sku" \
  -H "x-api-key: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "resources": [
      {
        "sku": "TSHIRT-BLU",
        "name": "Camiseta Básica Azul",
        "description": "Camiseta 100% algodão premium, corte regular",
        "price": 29.99,
        "has_tax": true,
        "tax": 15,
        "status": true,
        "stock_type": "limited",
        "stock": 150,
        "product_url": "https://minha-loja.com/camiseta-basica-azul",
        "discount_type": "percentage",
        "discount": 10,
        "branch": "BRANCH-DOWNTOWN",
        "categories": ["Roupas", "Camisetas"],
        "images": [
          "https://minha-loja.com/images/camiseta-azul-frente.jpg",
          "https://minha-loja.com/images/camiseta-azul-costas.jpg"
        ],
        "variations": [
          {
            "sku": "TSHIRT-BLU-S",
            "price": 29.99,
            "stock_type": "limited",
            "stock": 50,
            "attributes": [
              { "name": "Tamanho", "value": "S" },
              { "name": "Cor", "value": "Azul" }
            ]
          },
          {
            "sku": "TSHIRT-BLU-M",
            "price": 29.99,
            "stock_type": "limited",
            "stock": 60,
            "attributes": [
              { "name": "Tamanho", "value": "M" },
              { "name": "Cor", "value": "Azul" }
            ]
          },
          {
            "sku": "TSHIRT-BLU-L",
            "price": 31.99,
            "stock_type": "limited",
            "stock": 40,
            "attributes": [
              { "name": "Tamanho", "value": "L" },
              { "name": "Cor", "value": "Azul" }
            ],
            "images": [
              "https://minha-loja.com/images/camiseta-azul-L.jpg"
            ]
          }
        ]
      },
      {
        "sku": "PANTS-BLK-M",
        "name": "Calça Preta",
        "price": 49.99,
        "branch": "BRANCH-NORTH",
        "categories": ["Roupas", "Calças"],
        "note_enabled": true,
        "note_label": "Alguma instrução especial?"
      },
      {
        "sku": "PIZZA-FAMILY",
        "name": "Pizza Pepperoni Família",
        "description": "Pizza pepperoni tamanho família com massa artesanal",
        "price": 18.99,
        "stock_type": "unlimited",
        "branch": "BRANCH-NORTH",
        "categories": ["Pizzas", "Promoções"],
        "images": ["https://exemplo.com/pizza-pepperoni.jpg"],
        "modifier_groups": [
          {
            "code": "drinks",
            "name": "Escolha sua Bebida",
            "min_quantity": 1,
            "max_quantity": 1,
            "is_required": true,
            "options": [
              { "code": "coca-1l", "name": "Coca Cola 1L", "price": 0 },
              { "code": "sprite-1l", "name": "Sprite 1L", "price": 0 },
              { "code": "fanta-1l", "name": "Fanta 1L", "price": 0.50 }
            ]
          },
          {
            "code": "extras",
            "name": "Ingredientes Extras",
            "min_quantity": 0,
            "max_quantity": 5,
            "max_per_option": 2,
            "is_required": false,
            "options": [
              { "code": "extra-cheese", "name": "Queijo Extra", "price": 1.50 },
              { "code": "ham", "name": "Presunto", "price": 2.00 },
              { "code": "olives", "name": "Azeitonas", "price": 1.00 }
            ]
          }
        ]
      }
    ]
  }'

{
  "message": "Batch upsert process initiated successfully",
  "count": 3,
  "jobs": 3
}

{
  "message": "The resources field is required.",
  "errors": {
    "resources": ["The resources field is required."]
  }
}