To complete this process, you must make a one exact test payment (190 USDT) . Once verified, the funds will be credited to your account balance and made available for withdrawal."
reading this part already tells me that the website is nothing but a scam. it is sad to say that you'll never see the money you sent to that website but I do hope this serves as a lesson to not trust anything just because of videos you saw online.
I saw a couple of dozen videos on TikTok about this arbitration on this exchange
never believe an exchange just because you saw videos of them on TikTok. TikTok is littered with scam videos and people shilling for scams.