What is the best FPS asset giving "tom clancy's ghost recon wildlands" feeling? Please...

Hello, I’m just a student and I’m trying to create a prototype game with inspiration from “tom clancy’s ghost recon wildlands”

For example, you interact the world with Third-person shooting game but when you hit right-click it can turn into First person shooting game for the aiming system, and also can play with multi-player system.

Thank you.

This one could be a handy way to switch camera views like you describe: