The family of a 19-year-old man found dead in marshland after he allegedly fled a South Jersey nightclub in fear for his safety has filed a wrongful death lawsuit against the club owners, alleging workers were partly to blame for the teen’s death, according to an attorney for the family. Irving Mayren-Guzman, of Egg Harbor Township, ran from Centerfolds Caberet without his coat or cellphone the morning of Jan. 23 and was last seen on foot in the area of Delilah Road and Atlantic Avenue in Pleasantville sometime between 2 and 4 a.m., according to police and a lawsuit filed by his family this we…