-`token`: the API token with access to Content Management API. You can find this in your DatoCMS project settings. More instructions of how to create it available at [DatoCMS "Authentication" documentation](https://www.datocms.com/docs/content-management-api/authentication).
-`itemTypeId`: item type ID (number). You can find this as Model ID in your DatoCMS product variant model settings, by clicking "Edit model".
-`environment`: optional environment name. If you leave this blank, default environment will be used. You can find this in your DatoCMS project settings.