事件类别：like
like[* Object Like]：点赞信息
like_id[* String]：点赞对象 IDlike_type[String]：点赞对象类型，枚举值
author_account_id[String]：点赞内容作者账户 ID ，点赞对象为商品等非作者（账户）发起形式时为空{
"like": {
"like_id": "NHDKDOMO837",
"like_type": "feed",
"author_account_id": "123456"
}
}