curl --request GET \
  --url https://api.dooki.com.br/v2/{alias}/catalog/products/{id}/similars \
  --header 'User-Secret-Key: <api-key>' \
  --header 'User-Token: <api-key>'

{
  "data": [
    {
      "id": 12345678,
      "merchant_id": 1,
      "affiliation_id": 123,
      "erp_id": 123,
      "seller_id": 123,
      "active": true,
      "searchable": true,
      "is_digital": true,
      "rating": 4,
      "priority": 123,
      "ncm": "<string>",
      "name": "<string>",
      "slug": "nome-do-produto",
      "warranty": 123,
      "custom_shipping": true,
      "shipping_price": 39.9,
      "gift_value": 123,
      "simple": true
    }
  ]
}