The Management APIs are intended for organizations to edit existing license entitlements and orders. It is intended as a back office API where every action that can be achieved inside the vendor platform can be done also programmatically using this API.
These APIs have destructive capability and should not be client facing, or distributed with a client application.
Base URL: saas.licensespring.com
You can retrieve your Management API key from within your account by going to Account Settings > Settings > Keys