Is any WhatsApp Catalogues being run via APIs?

Are there any bots that have WhatsApp Catalogues and being run via APIs?

while the FAQs here mentions that Shopify can be done hence -

  1. What is the step by step process to this?
  2. Can any other ecommerce APIs apart from Shopify be used for WA catalogues?

@dietcoke @Bhargavi_Chinnappa