Unauthorized activity by Stock Broker in my account

I was contacted by stock broker employee in end of 2015 saying he is Business Relation manager(BRM) for my account and said he will create value if I deposit 2lakh rupees with 3 year locking period with their stock broking firm in return they provide expert guidance to make money with a dedicated BRM and an executive who will work with their strategist team and will trade on Demat account with my consent (on Phone, Email, WhatsApp) to make profit as my portfolio was not performing well with shares I purchased in past, however after sometime stock broker executive had taken trades on his own without my authorization/knowledge initially making a losses 65000 which he assured he will recover, executive kept making more trades again on his own making more losses and never informed me of the trades he was doing and was not forthcoming with actual losses, was telling me that losses recovered and later losses will be recovered, he kept fooling me nearly 2 months and in this period he created loss of more than 5 lakh, once his company stopped him for further trading I started getting emails of actual loss he made, when I complaint to company the did not accept my complaint but employee senior managers started to talk giving false promise of recovering losses if I withdraw my complaint and they were giving me different excuses to cover their company they sent me emails of all trade he was doing and he was keeping me in loop(which were all lies I have recorded the calls I was having with company as they were coercing me to accept loss which I did not as I was not aware of any emails and had no idea of what stock broker employee was doing in my account, all along he was communicating to me giving lies on which I was relying as that person was handling my account), then I had approached SEBI with my complaint as there was no solution from company and SEBI had setup a IGRP(investor grievance panel..) where the person who was presiding panel had accepted company was sending emails and did not believe any of my words and recording I had with stock broker employee and his manager which clearly prove their coercion and wrong done in my account, can you please advise me what I need to as I have no involvement in any of the trades they have taken in the IGRP they also said I had given to them power of attorney through which they are free do whatever they want when I had open account in 2008, which I was not aware, at the time when stock broker BRM contacted he told me all trading they will do will be after informing me and no where I was told they will carry on without my information when employee was trading he was communicating me keeping me in dark, unauthorized trades were done between sep-dec16, I have recorded call once I was coerce to accept losses by company, as I was reluctant and complaint to SEBI, they sold my sold my shares even after warning them not to touch me account