APK MOD INFO
Name of Game: Pixel Z – Unturned Day HD
VERSION: 1.00

Name of the cheat, mod, or hack (credits: wendgames):
-MOD AMMO

Pixel Z – Unturned Day HD MOD APK 1.00 (Mod Ammo)

Download the CACHE file/OBB file. They should be .zip or .rar files.
Extract the file to your sdcard.
Move the extracted folder to the location: /sdcard/Android/obb