This is how to Refresh data entity to make it visible in Data Entity framework in D365FO.
Open D365FO, go to System Administrator, Data Management
Click on Framework parameters
Switch to Entity settings and click on “Refresh Entity list”. Wait until job will finish. It will take some times.
After job has finished you can search your Entity by clicking on Data Entity Tile and search the entity
AX / Dynamics 365 For Finance and Operations blog 