Database
[{/** Only 1 matched array element*/"deletedUsers":[{"deletionDate":new Date("2024-01-01")},{"deletionDate":new Date("2024-10-01")}]},{/** Non-matched array element*/"deletedUsers":[{"deletionDate":new Date("2024-01-01")},{"deletionDate":new Date("2024-02-01")}]},{/** Non-matched array element*/"deletedUsers":[{"deletionDate":new Date("2024-10-01")},{"deletionDate":new Date("2024-10-02")}]}]
Query
db.collection.find({$and:[/**{ _id: req.params.chatid },*/{"deletedUsers.deletionDate":{$not:{$lte:new Date()}}}]})