[{sender:"Three",recipient:"One",createdAt:ISODate("2014-01-01T08:00:00Z")},{sender:"Two"recipient:"One",createdAt:ISODate("2014-02-15T08:00:00Z")},{sender:"One"recipient:"Two",createdAt:ISODate("2014-02-16T12:05:10Z")}]

db.collection.find()