paginate分页后数据结构问题

//遇到一个问题 线上环境以及本地打印出的数据结构不同
//线上 php7.2.3; 本地php7.4.8
$dailyNews = DailyNewsIndex::search($keyWord)->paginate(15)->toArray();
//线上打印出的数据结构
{

"0":{
    "id":3779,
    "join_id":1683,
    "title":"21Fall传媒新方向，港校新增创意及媒体产业课程！可用六级或考研成绩申请",
    "content":"<div id="js_content" class="rich_media_content ",
    "intro":null,
    "type":2,
    "content_txt":"未来的探索。",
    "cover":null,
    "created_at":"1559184933",
    "updated_at":"1572255096",
    "deleted_at":null
}

}
//本地

{
     "id": 3476,
     "join_id": 1501,
     "title": "QS最新调查：2020年面授仅占15%！港校明年授课安排已公布",
     "content": "123",
     "intro": null,
     "type": 2,
     "content_txt": 国、香港",
     "cover": "https://admin.lxbird.com/image/zixun/5761b3572dbf813bb4a6858bb8d9be03.png",
     "created_at": "1608170750",
     "updated_at": "1608170750",
     "deleted_at": null

},