Ciphers_HZ_Pack.zip is a beta file of the Minecraft resource pack [Immersive Railroading] HŽ/SŽ/ŽS Pack, made for Minecraft 1.14.4, 1.16.4, 1.12.2. It was published on December 28, 2020 and is 1.6 MB in size. Pre-release builds can contain bugs — back up your world before installing. For the full description, screenshots and every other version, visit the [Immersive Railroading] HŽ/SŽ/ŽS Pack resource pack page.
How to install: Put the .zip into .minecraft/resourcepacks (do not extract it) and enable it under Options → Resource Packs.