Requirements :

- Menyoo Mod Menu/Object Spooner : https://fr.gta5-mods.com/scripts/menyoo-pc-sp

- Map Builder : https://fr.gta5-mods.com/tools/map-builder

- Map Builder Pro 2.23 : https://oceanrazr.wixsite.com/home/forum-1/other-downloads/map-builder-pro-for-gta-5-fivem

- Script Hook V : http://www.dev-c.com/gtav/scripthookv/

- Script Hook V.NET :https://fr.gta5-mods.com/tools/scripthookv-net

To install the map you just have to take the file villa billionaire 1.1.xml 
and to put it in the folder : C:\Program Files\Rockstar Games\Grand Theft Auto V\menyooStuff\Spooner

To load the map, launch Menyoo then go to Spooner Mod then Manage Saved Files and load villa billionaire 1.1

enjoy !