Hello! Try this way pre{"carID": {"$inQuery": {"cardealerID":{"$inQuery":{"name":"Classic Cars Unlimited LTD"}}}}}/preor the same request, but on cardealerID, not it's name pre{"carID": {"$inQuery": {"cardealerID":{"$inQuery":{"_id":"5303a9a6e4b0e3176f3ea047"}}}}}/pre