[{"_id":0,"email":"murlgleason@mclaughlin.org","firstName":"Pat","isEnabled":true},{"_id":1,"email":"dougjacobs@swift.org","firstName":"Enrico","isEnabled":false},{"_id":2,"email":"hassiehuels@grimes.name","firstName":"Irwin","isEnabled":true},{"_id":3,"email":"rylaneffertz@larson.io","firstName":"Winfield","isEnabled":true},{"_id":4,"email":"asamclaughlin@rutherford.biz","firstName":"Dandre","isEnabled":false},{"_id":5,"email":"kristorphy@schultz.org","firstName":"Ona","isEnabled":true},{"_id":6,"email":"candaceblick@quitzon.net","firstName":"Hailee","isEnabled":false},{"_id":7,"email":"travonhermann@oreilly.com","firstName":"Eliane","isEnabled":true},{"_id":8,"email":"forestpaucek@mante.biz","firstName":"Al","isEnabled":false},{"_id":9,"email":"alekgibson@greenholt.biz","firstName":"Hyman","isEnabled":true},{"_id":10,"email":"lexiharris@nicolas.io","firstName":"Rosalind","isEnabled":true},{"_id":11,"email":"peterkeeling@torphy.io","firstName":"Eugenia","isEnabled":true},{"_id":12,"email":"johnmoore@metz.name","firstName":"Katheryn","isEnabled":true},{"_id":13,"email":"eldridgesenger@rosenbaum.io","firstName":"Xander","isEnabled":true},{"_id":14,"email":"clintonvon@conn.info","firstName":"Miracle","isEnabled":false}]

db.collection.aggregate([{$sort:{isEnabled:-1,firstName:1}},{$skip:3},{$limit:3},{$project:{email:1}}])