Database
[{"_id":"62d9553f2f7d45d51e9e6850","title":"lol","body":"lol","readIds":[{"id":"62c56b2cffe059fdfdd19230","createdAt":1658417024700}],"mode":"custom","createdAt":"2022-07-21T13:31:43.633Z","updatedAt":"2022-07-21T15:23:44.701Z"},{"_id":"62d954e2ea35817546d42702","title":"tesssst","body":"tesssst","readIds":[],"mode":"custom","createdAt":"2022-07-21T13:30:10.759Z","updatedAt":"2022-07-21T13:30:10.759Z"},]
Query
db.collection.find({readIds:{$elemMatch:{"id":{"$eq":"62c56b2cffe059fdfdd19230"}},},})