My gift card code is incompleted

See the following from If you can't redeem your Apple Gift Card or App Store & iTunes Gift Card - Apple Support

If you can't read the code on the back of your card because it's scratched or damaged, contact Apple Support.

This is primarily a user-to-user support forum; other Apple users like you.

Please follow the steps in this Apple Support article. 

If you can't redeem your Apple Gift Card or App Store & iTunes Gift Card - Apple Support

If after reviewing the article, and following the directions in the article, you need additional assistance please follow the link below to contact official Apple Support. 

Contact Apple Gift Card Support

My gift card code is scratched off