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db.collection.aggregate([{"$match":{"metaField.input_name":"inputname1","metaField.module_id":10,"metaField.process_id":21,"date":{"$gte":ISODate("2018-01-01T00:00:01Z"),"$lt":ISODate("2020-01-01T01:01:01Z")}}},{"$group":{"_id":{"input_name":"$metaField.input_name","hour":{"$hour":"$date"},"day":{"$dayOfMonth":"$date"},"month":{"$month":"$date"},"year":{"$year":"$date"}},"date":{"$first":"$date"},"value":{"$first":"$value"}}},{"$sort":{"date":1}},{"$group":{"_id":"$_id.input_name","data":{"$push":"$value"},"date":{"$push":"$date"}}}])