Imperia Structures Limited — Non- payment of assured return & lease rent since sept.2020

I, Rukmani Mangalagiri, purchased from M/s Imperia Structures Ltd a virtual space unit no. IMP-IT-8002 measuring 500 Sq. Ft. in its project "Cyber Business Centre" at Knowledge Park-V, G. Noida in March 2019. M/s Imperia had paid me assured return till August 2020.

As per the contract, company was to give Assured Return/lease rental @ Rs.40/-sq. ft. per month since September 2020 BUT it has not paid the same till date. Despite several follow-ups with customer services/ concern staff no response is received from the company

The payment is due for the last 33 months, i.e since September, 2020. The amount due from Imperia is Rs. 8, 92, 254/- excluding interest.

Details:
Due for no of months : 33
Assured return/ month : 27038
Total due from M/s Imperia : Rs 8, 92, 254

Please help me out and oblige.