Aditya Birla Capital — Misguide against loan

I have apply a loan from aditya birla capital. I have received a copy of approval letter for rs. 500000/- and the agent demand me for processing fee rs. 4500/-. I have paid, the agent say that this is big amount so insurance fee 9500/- (Rs. 9000/- will be refunded) is mandatory, i have paid also, he says that after insurance fee amount will be tfr to your bank. But still not received. Further once against he said to me that gst is mandatory, when i see his employee id pan card, adhar card etc. Then i have paid gst 15000/- (After clearance of loan will be refunded also), but now he demand me for bank declaration form in which he demand for rs. 18200/- for bank update charges (Rs. 18000/- will be refunded) but i have refused to pay. Please guide me, i have recording all communication with the agent and his employee id and pan card adhar card etc.