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

libzltext-data is installed in your system.

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

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

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

libzltext-data package basic information: