$ sudo apt-get update
$ sudo apt-get install libpam-snapper 

libpam-snapper is installed in your system.

Make ensure the libpam-snapper package were installed using the commands given below,

$ sudo dpkg-query -l | grep libpam-snapper *

You will get with libpam-snapper package name, version, architecture and description in a table

libpam-snapper package basic information: