To simplify exchanging setup files (EASY document types and associated metadata configuration) between different applications o r organizations, two new entities have been created:

File management lets you apply the setup you have made in an organization to other organizations or applications.

For more information about the use of internal data management, see: https://docs.microsoft.com/en-us/dynamicsax-2012/appuser-itpro/data-import-export-framework-user-guide-dixf-dmf