-[__NSCFDictionary objectAtIndex:]: unrecognized selector sent to instance 0x7aa78d20 : I got Json response from server as json array.
but if i am accessing element of that array using indexpath.row in didselectrowatindexpath, I am getting error as *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[__NSCFDictionary objectAtIndex:]: unrecognized selector sent to instance 0x7aa78d20'
