andras janos vass , 25 , found guilty of human trafficking and racketeering .
lured at least two young men to america via planet romeo dating site .
thought they would be offered legal escort work , earning $ 5,000 a month .
victims said they had travel documents taken and were forced into sex .
vass 's sex ring , which he allegedly ran with two other men , started in nyc .
moved to miami in late 2012 , where vass has been standing trial .
he faces up to 155 years in prison for his crime - with minimum of 21 years .