actually you can make chargeback up to 504 days.i did and i won.Yeah sadly i can't. I used a prepaid visa to deposit into this site so they wouldnt have my real credit card details but the prepaid card only allows charge backs for up to 3 months and its been 4 :/
check this link:
https://taratalkstoday.blogspot.com/2014/11/the-540-day-chargeback-rule.html