Sub registrar Mrs Renu Massey nand nagri department put loss of Rs 5 lakh revenues loss to Delhi Gov

Hello I purchase a property from seller. Seller cheated me and sold the property to another buyer. Seller do registry in favour of another buyer. sub registrar of delhi registered wrong registry of another buyer of same property at same A disputed property in delhi 92 was registered by sub registrar nand nagri . Even several objections personally was requested to hold the Registry no. 7931for 3lakh stamp paper only. But same was registered by sub registrar by taking bribe. The same property another registration no 7932 same date same time was denied by sub registrar for which stamp paper worth Rs 8 lakh approx was henceforth Loss of 5lakh Govt revenue. Objections dairy number 1409 Dated 26.7.23 1297 Dated 10.7.23 1286 Dated 10.7.23 1231Dated30.6.23 1360Dated20.7.23 1325Dated 17.7.23 District magistrate objections 1.7.23, 10.7.23, 11.7.23, 13.7.23, 19.7.23, 26.7.23, 28.7.23 SDM dairy objections 10.7.23, 19.7.23 Even the secretary DM ordered to hold 7931 . The DM and SDM were busy in flood situations in Delhi. The legal opinion advisor had resigned but even then the sub Registrar had registered 7931 registry. Now at this time what action can be taken against sub registrar? Plz help