Auth0 - add default role to users via rule

rule.js

async function (user, context, callback) {
  
  // Ensure every user has the user role
  if (context.authorization.roles.length === 0) {
    console.log(`No roles for the user ${user.user_id}. Assigning default role`);
    try {
      const request = require('request-promise');
      await request.post(`${auth0.baseUrl}/users/${user.user_id}/roles`, {
        body: {
          "roles": ["rol_6KcsnzJ7Bd4YZeG1"]
        },
        auth: {
          'bearer': auth0.accessToken
        },
        json: true
      });
    } catch (error) {
      console.log(error);
    }
  } else {
    console.log('User already has a role');
  }
  
  callback(null, user, context);
}