XtraTime VIDEO: East Bengal sign Mobashir Rahman on pre-contract! Arunava Chaudhuri 2 years ago As XtraTime reports, Kolkata giants East Bengal Club have signed Jamshedpur FC midfielder Mobashir Rahman on a pre-contract. Other players like Vishal Kaith, Sarthak Golui and Jerry Lalrinzuala have been approached by the red and gold.