await getRawBody(ctx.req 函数没有返回 about co-wechat HOT 6 CLOSED

    var xml = await getRawBody(ctx.req, {
      length: ctx.header.length,
      limit: '1mb',
      encoding: ctx.request.charset || 'utf-8'
    });

    console.log(xml);

//公众号入口
async indexAction() {

    
    //post过来处理
    let appid = this.get('appid');
    let config= await this.model('mp').get(appid);
    let wetchat =  require('co-wechat')(config);

    await wetchat.middleware(async(msg) => {
        console.log( msg );

    })(this.ctx,()=>{});
    return true;
}