libjson-multivalueordered-perl software package provides module to handle JSON like {a:1, a:2}, you can install in your Debian 8 (Jessie) by running the commands given below on the terminal,
$ sudo apt-get update $ sudo apt-get install libjson-multivalueordered-perl
libjson-multivalueordered-perl is installed in your system.
Make ensure the libjson-multivalueordered-perl package were installed using the commands given below,
$ sudo dpkg-query -l | grep libjson-multivalueordered-perl*
You will get with libjson-multivalueordered-perl package name, version, architecture and description in a table
| Distro | Debian 8 jessie |
| Section | Perl |
| Package | libjson-multivalueordered-perl |
| Version | 0.005-1 |
| Description | module to handle JSON like {a:1, a:2} |
| Sub Section | Perl |