Update a product

curl --request PATCH \
  --url https://api4.kinbox.com.br/v1/products/{id} \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "name": "<string>",
  "description": "<string>",
  "price": 123,
  "externalId": "<string>",
  "customFields": {}
}
'

{
  "id": "<string>",
  "name": "<string>",
  "price": 123,
  "customFields": {},
  "description": "<string>",
  "externalId": "<string>"
}