Swiggy - Less quantity product delivered

I ordered a ***gm Tetley green tea * pack from swiggy Mart on **/oct/****, but recieved only ***gm packed i raised complaint on chat again and again, they force me to mail, i also mailed on its support helpline, but Mr. Rounak, swiggy store support are clearly mentioned on mail, we can't provide you any type of support or help. I said him about consumer court, but they all are denied to provide help.
It's going on since last *-* month on swiggy Mart, they shows *** gm pack of Tetley green tea but delivered only *** gm pack, charged for more quantity and delivered less quantity.