챗방 사이드는 최대 3개의 json object 가 다음처럼 json array 로 내려오구요.
[
{"id":"chPUF5MFVwJviooR7mp","owner_id":85368,"type":"TEXT","created_at":"2015-11-12T07:55:56.000Z","content":"test","notice":true},
{"id":"chPUF5MFVwJviol3srf","owner_id":85368,"type":"TEXT","created_at":"2015-11-12T07:55:55.000Z","content":"test"},
{"id":"chPUF5MFVwJvioh9clj","owner_id":85368,"type":"TEXT","created_at":"2015-11-12T07:55:54.000Z","content":"test"}
]