db={collection:[{"_id":"asdkbasdkjcbhsajcbh","created_at":1662712231,"total_teus":4}]}

db.collection.aggregate([{"$match":{"created_at":{"$gte":1648771200},"company_id":{"$nin":["ln_exports1582702220","marico_limited1588656327","star_fisheries_pvt_ltd1576862831","td_infotech1569314187","Xportify1561638979","msuyash1572972166","demo_account1587548110","production_testing1586152669","abc_tech_pvt._ltd.1571657756"]}}},{$addFields:{created_date:{$dateToString:{date:{$toDate:{$multiply:["$created_at",1000]}},format:"%Y-%m"}}}},{$group:{_id:"$created_date",teus_exported:{$sum:"$total_teus"}}}])