let request = require('request-promise')
let options = {
method: 'POST',
uri: 'https://api.weixin.qq.com/tcb/databasequery?access_token=' + access_token + '',
body: {
"env":'cloud-a8ee66',
"query":`db.collection("col").doc("${colid}").get()`,
},
json:true
}
let res = await request(options)