https://developers.weixin.qq.com/miniprogram/dev/extended/component-plus/emoji.html

 {type: 1, content: '测试'},
  {type: 2}, content: '[得意]', imageClass: 'smiley_4'}
  {type: 2}, content: '[偷笑]', imageClass: 'smiley_20'},
  {type: 1, content: '文本'},

type2 右边的大括号 是不是多余的/?