Oyo Rooms — demanding for extra money

I have booked a room with oyo app with my registered mobile no [protected] my booking i'd is MLDA1206 for the date of 19 August 2019 to 20 August 2019 in oyo flagship 053 Nagpur at the time of booking the amount shown 535 and i paid it after booking they told me to pay 254 more otherwise check-in will not be given and even not refund will ne initiate with cancellation. Please take action against this fraud by oyo