Install libcgi-application-plugin-json-perl by entering the following commands in the terminal:
sudo apt update sudo apt install libcgi-application-plugin-json-perl
Description:
plugin to facilitate manipulation of JSON headers
CGI::Application::Plugin::JSON provides a set of methods to manipulate the HTTP response headers when communicating with client-side JavaScript.
Homepage: https://metacpan.org/release/CGI-Application-Plugin-JSON
Version: 1.02-3
Section: universe/perl