$ curl https://services.taxamo.com/api/v2/dictionaries/product_types?public_token=public_***********

{
  "dictionary": [
    {
      "code": "default"
    },
    {
      "code": "e-service"
    },
    {
      "code": "e-book"
    },
    {
     "code": "e-newspaper"
    }
  ]
}