This was possible with the help of UNICEF, who is also a sponsor of Messi's Spanish league team Barcelona, Let's hope this is just the first of many more good things the future brings for this little boy, who lives in a country where conditions are far from what they should be for kids.
Here is an article the Huffingtonpost dedicated to the story:
http://www.huffingtonpost.co.uk/2016/02/01/murtaza-ahmadi-five-year-old-plastic-bag-boy-set-to-meet-hero-lionel-messi_n_9131114.html