The system has added an API - an analogue of the WooCommerce API for working with orders and the store.

The system has an API added — an analogue of the WooCommerce API — which allows you to: receive order statistics, add, update and delete orders, view categories and partially manage products. All this is available through secure requests.
Adding new products via the API is not yet supported.

More details in the instructions: https://hotlist.biz/en/user_guide.html#hotengine-WooCommerceAPI