You can use this code worldwoide By using VPN. For that reason you need to Redeem that by your computer.
1.) Download & install the following VPN trial software on your phone / pc / mac > https://zenvpn.net/en/vpn-locations/brazil/ or https://www.hotspotshield.com/locations/vpn-brazil/
2.) Select your location as Brazil (using Brazil ip) and click connect
3.) Visit the Xbox.com website in incognito mode on your browser and login using your Xbox Live details
4.) Redeem the code!