So I don't know about this but for sure is a scam and could be a phishing cause it take you a multiple links one I noticed was a blogspot then a promotion online us
agiftcard.us
https://giftcardmonster.blogspot.com/?m=1
agiftcard.pw
https://www.promotionsonlineusa.com/?Flow=6b51d955-0748-462e-9eb5-0ccdd7eceb37&isPrePop=true&reward=walgc1000&o=205047&subaff1=10709&subaff2=200993&subaff3=135115&subaff4=Walmart1000&DVID=&bckm=1
https://whois.domaintools.com/agiftcard.us
https://whois.domaintools.com/promotionsonlineusa.com