curl --request POST \
  --url http://localhost:3000/api/v1/items/ \
  --header 'Content-Type: application/json' \
  --header 'x-api-key: <api-key>' \
  --data '
{
  "attributes": "<unknown>",
  "brand": "<string>",
  "certification": "<string>",
  "code": "<string>",
  "description": "<string>",
  "material": "<string>",
  "name": "<string>",
  "title": "<string>",
  "type": "<string>",
  "unitOfMeasure": "<string>"
}
'

{
  "id": "item_01",
  "name": "Bolígrafo azul",
  "code": "BOLI-001"
}