Nintendo of America has announced that code redemption on Nintendo eShop will be unavailable during certain periods. Read on below to learn more:
Please note that code redemption on Nintendo #eShop will be unavailable from 2:00 PM to 6:00 PM PST on 8/24, 8/31, and 9/14 due to scheduled maintenance. We apologize for any inconvenience this may cause. http://ninten.do/6010TUSIr