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db.collection.aggregate([{$group:{_id:{Request:"$Request",TotalRequests:"$TotalRequests",Organization:"$Organization",TotalRequestsByOrganization:"$TotalRequestsByOrganization"},users:{"$push":{user:"$user",TotalRequestsByUserInOrganization:"$TotalRequestsByUserInOrganization"}}}},{$group:{_id:{Request:"$_id.Request",TotalRequests:"$_id.TotalRequests"},Organization:{$push:{Orgname:"$_id.Organization",TotalRequestsByOrganization:"$_id.TotalRequestsByOrganization",users:"$users"}}}},{"$project":{_id:0,Request:{name:"$_id.Request",TotalRequests:"$_id.TotalRequests",Organization:"$Organization"}}}])