If you are looking for the standard "Readme" or descriptive text that usually accompanies such a file, it typically includes: (e.g., v1.0.2). Installation Guide: "Extract to the /game/mods folder." Credits: The name of the modder or developer group.
I can search for specific documentation if you provide the or the game it belongs to! Delusion Paladins.rar
To help you find the exact text you need, could you clarify: Where did you the file from? Do you need a summary of what is inside the file? If you are looking for the standard "Readme"
Many .rar files from forums require a password found on the original download page. it typically includes: (e.g.