HBO Max is an upcoming streaming service from the TV studio in question, but also offers content from partners that range from DC to New Line. It will replace the existing Go product in many Latin and South America in June 2021, migrating its existing users to the new platform as it does. A similar transition is planned for European customers, although this lacks a concrete roll-out schedule at present.
https://www.notebookcheck.net/HBO-Go-will-upgrade-to-HBO-Max-in-39-markets-by-June-2020-more-to-follow-later.520135.0.html