Авторизация в 1с при обращении к http

var myHeaders = new Headers();
myHeaders.append('Authorization', 'Basic bW9...2Vy');//Это Base64 строка вила Логин:Пароль
myHeaders.append('Access-Control-Allow-Origin','*');
myHeaders.append('Content-Type', "text/plain")
var requestOptions = {
    mode: 'no-cors',
    method: 'GET',
    credentails: 'include',
    headers: myHeaders,
    redirect: 'follow'
};
fetch("http://myhost:8081/mybase/hs/getdata/get_client?name=Vasya", requestOptions)
  .then(response => response.text())
  .then(result => console.log(result))
  .catch(error => console.log('error', error));