Database
[{stauts:"matched",members:{groupA:[{"userName":"Malik","firstName":"Adil","_id":"5f3d05ceb1268c1cc208ef90",}],groupB:[{"userName":"Simi","firstName":"Doe","_id":"5f37b790b9c01886b29238fc",},{"userName":"GK","firstName":"gk","_id":"5f3d05ceb1268c1cc208ef90",}]}}]
Query
db.collection.aggregate([{$project:{groupA:{$filter:{input:"$members.groupA",cond:{$eq:["$$this._id","5f3d05ceb1268c1cc208ef90"]}}},groupB:{$filter:{input:"$members.groupB",cond:{$eq:["$$this._id","5f3d05ceb1268c1cc208ef90"]}}}}}])