always stick with platform like binance and the likes of you want to avoid these kind of scams, 13% a month is unreal return and big fat chance it gonna turns out as a scam.
it's just better to stake your investment instead in a big platform like binance that has been trusted and is biggest exchange in the world.
since if the offer of the return is high but at the end of the day you get scammed. what's the point?