error 401 - no authorization

index.js

'use strict';

const AWS = require('aws-sdk');
AWS.config.update({ region: 'us-east-1' })

const { dialogflow, SignIn } = require('actions-on-google');
const app = dialogflow();
const request = require('request-promise')
const rp = require('request-promise');

// Start SignIn Intention is assigned to the 'sign in' Training phrase
app.intent('Start SignIn', (conv) => {
  conv.ask(new SignIn('To get your account details'));
});


// Get SignIn Intention is assigned to the 'Google Assistant Sign In' action
app.intent('Get SignIn', (conv, params, signin) => {
  
  // tutaj występuje Error 401 - brak autoryzacji
  
  if (signin.status === 'OK') {
    const accessToken = conv.body.originalDetectIntentRequest.payload.user.accessToken;
    const options = {
      method: 'GET',
      uri: 'https://dev-6cnet9rr.eu.auth0.com/userinfo',
      headers: {
        authorization: 'Bearer ' + accessToken
      }
    }

    return rp(options).then(function (body) {
      let data = JSON.parse(body);
      conv.ask(`I got your account details, ${data.name}. What do you want to do next?`);
      }).catch(function(err) {
        conv.ask(`Sorry, but I could not sign you in.`);
      })
  } else {
    conv.ask(`Sorry, but there was an error, and I could not sign you in.`);
  }
});


 app.intent('Default Welcome Intent', conv => {
 conv.ask("Hello from Welcome Intent, udalo sie");
});