// 云函数入口文件
const cloud = require('wx-server-sdk')
cloud.init()
exports.main = async (event, context) => {
  try {
    const result = await cloud.openapi.subscribeMessage.send({
      touser: event.openid,
      page: event.page,
      templateId: event.template,
      data: event.data
      })
    //  throw err;
    console.log(result)
    return [result,"1111111111"]
  } catch (err) {
    console.log(err)
    console.error(err)
    return [err,"xxxxxxxxxxxxxx"]
  }
}

返回结果
mess OK 
{errMsg: "cloud.callFunction:ok", result: Array(2), requestID: "9d1bc175-4755-11ea-9d9e-525400192d0e"}
errMsg: "cloud.callFunction:ok"
requestID: "9d1bc175-4755-11ea-9d9e-525400192d0e"
result: Array(2)
0: {}
1: "xxxxxxxxxxxxxx"
length: 2
nv_length: 2
__proto__: Array(0)
__proto__: Object
怎么按示例写的也用不了，参数都正确，不知道问题在那，需要怎么改才能发送订阅消息呢