$ sudo apt-get update
$ sudo apt-get install libelementary-data 

libelementary-data is installed in your system.

Make ensure the libelementary-data package were installed using the commands given below,

$ sudo dpkg-query -l | grep libelementary-data *

You will get with libelementary-data package name, version, architecture and description in a table

libelementary-data package basic information: