Google play gift cards generally have this error. The reason behind this is yet to be totally verified.
Unfortunately, once a gift card gives this “We Need More Info To Redeem This Card” error, there’s nothing Cardtonic can do to rectify it because the gift card cannot be used.
Note that this error does not mean your gift card has been redeemed.
Kindly go back to the store where it was purchased to complain concerning this situation, the gift card may be replaced.
When your gift card gives the google error prompt; the balance of the asset would definitely be intact.
You can check your google play gift card balance here.
To fix gift card error "We need more info to redeem your gift card; Google on their part has created an avenue for people to contact them directly for rectification.