i dont know how to open a dispute but i bought a $20 gta 5 rockstar gaming code and when i put the code in it said it was invalid or had already been used! rockstar does not provide a “codes used” for proof i havent put it in but here is the message that it showed https://gyazo.com/e714a54e6f6305a32a919d56b837c47a
here is the users profile
https://gameflip.com/profile/us-east-1:f81aed3c-1a00-4c7d-9ec6-5eb456268ad4
edit: just found out how to make a dispute. hopefully i get my money back soon!