National Payments Corporation of India [NPCI] — regarding to transaction with npci bhim app

Address:

village bhogpur, po bhogpur, Dehradun, Uttarakhand, 248143

I have done transiction 0n 11 feb 2019, payement is neither send to beneficiary nor credit to my account, i wrote many time to tom bhim npci but they not even responding bhim transiction rrn[protected]
This is the response from their side

Madam / dear sir,

Greetings!

We are unable to fetch the transaction status based on the given reference no.[protected] & transaction date[protected]. Request you to verify the details and re-register the complaint through bhim get in touch page. Thank you for your patronage. Note: we hope you have downloaded the latest version of bhim app to enjoy a superior payment service.