Zestmoney — Noc not received

I took a loan from Zest Money and paid all my EMIs on time and I paid my last EMI on 6-August-2022. But till now I have not received my NOC in this regard I have called in Zest Money many times since last 5 months but still I have not received my NOC every time I call in company say the same thing please don't worry Please we will help you but there is no response to the last email & call made to this company was Wed, Dec 14 at 1:33 PM (9 days ago) and complaint ticket number was -1966276 so please look into this and provide me noc asap.
i attached a photo of my last email pls check