Database
[{"_id":ObjectId("62ead2a8dd6922cfd6f466e4"),"t":"d","u":{"_id":ObjectId("621d3469dd01e282b9a62321"),"username":"helxsz"},"users":[ObjectId("621d3469dd01e282b9a62321"),ObjectId("628ee99ed0a58e00496a0730")],"createdAt":ISODate("2022-08-03T19:55:20.965Z"),"updatedAt":ISODate("2022-08-03T19:55:20.965Z")}]
Query
db.collection.find({u:{_id:ObjectId("621d3469dd01e282b9a62321"),username:"helxsz"},t:"d",})