Achievement Eagle eyes

Easy way to get Eagle eyes achievement

How to get

Basically you should start the Diamond heist, see a guard and press F on it.
For example:











And this is it, very simple.

[Nucleus]

Guide not functional, got Chavez stuck in FWB Vault.

[Rick_doido]

Damn

[Jokya]

Still didn't get it. Achievement is too hard.