Sinch API JS,即时通讯。此应用程序已禁用用户创建

Sinch API JS, instant messaging. User creation is disabled for this application

我正在尝试创建用于启动即时消息的用户

$('button#register').on('click', function(event){

   event.preventDefault();
   $('button#register').attr('disabled', true);
   clearError();

   var signUpObj = {};
   signUpObj.username = $('input#username').val();
   signUpObj.password = $('input#password').val();

   sinchClient.newUser(signUpObj, function(ticket) {

       sinchClient.start(ticket, function() {
           global_username = signUpObj.username;

           localStorage[sessionName] = JSON.stringify(sinchClient.getSession());
       }).fail(handleError);
   }).fail(handleError);
})

但我收到错误消息

errorCode: 40303
message: User creation is disabled for this application

那么,我应该怎么做?

在您的应用程序的仪表板(sinch.com/dashboard)中,启用 js 身份验证