[{"_id":"1","name":"a"},{"_id":"2","name":"b"},{"_id":"3","name":"c"},{"_id":"4","name":"d"},{"_id":"5","name":"e"},{"_id":"6","name":"f"},{"_id":"7","name":"g"},{"_id":"8","name":"h"},{"_id":"9","name":"i"},{"_id":"10","name":"j"},{"_id":"11","name":"k"},{"_id":"12","name":"l"}]

db.collection.aggregate([{"$facet":{"elements":[{"$group":{"_id":null,"count":{"$sum":1}}}],"data":[{$sort:{_id:1}},{$skip:0/** page*size*/},{$limit:10/** size*/}]}},{"$unwind":"$elements"},{"$addFields":{"elements":"$$REMOVE","totalRecords":"$elements.count"}}])