{"houses":[{"_id":"5fe72f0b4fd2c131bcc7dae0","name":"John","district":"Texas","events":[{"kind":"developer","group":"facebook"}]},{"_id":"5fe72f0b4fd2c131bcc7dadf","name":"Michael","district":"Texas","events":[{"kind":"advertiser","group":"instagram"}]},{"_id":"5fe72f0b4fd2c131bcc7dade","name":"Frank","district":"Washington","events":[{"kind":"developer","group":"school"}]}]}

db.collection.find()