Help - 🇺🇸 How to modify or replace

[Dr.crazy]

I want to know how Changing the shape of the notifications that come on a specific event, for example (when I store a vehicle in the garage, I receive a notification above the mini-map that the vehicle has been successfully stored) I want to know how to modify this notice in terms of how it appears And the site and background or replace it I want them for esx server This is an example of the one in the clip