Postal Life Insurance — unable to claim credited amount after maturity date - pli santosh

Address:

533461

I s. Durga bhavani have a pli santosh (Endowment assurance) with policy no. R - ap-vp-ea-92198 which is matured on[protected]. I have submitted the request letter on that day along with policy, rbli bond, rbli book, pan card xerox, aadhar xerox copy in korangi post office. It has been already 20 days till now, i have not received the claim amount so far.
Please investigate the case, and see that claim amount be credited immediately.