The response for a v4 token has changed slightly.

You can now store an external_id for the product traits of Division, Silhouette, and Fabrication.

You can now add custom tags to your products.

New parameter "dec_pending" to make JOOR's pending quantities deducted from the available to sell received in the API call.

Store your own identifier value for products, using product_identifier.

Update the order status (e.g. Pending, Notes, Approved) on your existing orders.

Create a draft order that can be viewed in the web cart page.

View the color image and swatch details in the SKU response.

Add a new line item and quantities to your order.

Added image information to the product API.