$ sudo apt-get update
$ sudo apt-get install libjs-sdp-transform 

libjs-sdp-transform is installed in your system.

Make ensure the libjs-sdp-transform package were installed using the commands given below,

$ sudo dpkg-query -l | grep libjs-sdp-transform *

You will get with libjs-sdp-transform package name, version, architecture and description in a table

libjs-sdp-transform package basic information: