Does Metorik have an API?
Metorik has an API for managing Profiles, and your Engage Unsubscribe lists.
See: Engage API
Metorik does not currently have an API for managing store data such as customers, orders or products. If you're not using WooCommerce or Shopify and would like to sync your eCommerce data into Metorik, there is an alternative solution that you can read about here 3rd party integration solution
If you simply need to read data in Metorik, check out our exporting help doc to learn how to easily export data from Metorik via a customised recurring CSV export.