JDA not returning property documents submitted for Patta

Dear sir , actually my father purchased 206 square yard plot by name of my mummy and my uncle .in 2014 Father give me idea to invest near about 75000 rupees for boundary wall on the conditions of selling amount above 30 lakh .and after it we sold it in 3650000 with the down payment of 100000 but agreement failed. After some time JDA Organized camp and my father submitted all documents and payable fee for JDA PATTA . after IT THEY ARE ignoring ME FOR MY PROFIT because NOW RATES OF THAT PLOT IS ON BOOM. SO PLZ HELP ME.