Auth0 SAML IdP mapping attributes from within arrays

sample-rule.js

function (user, context, callback) { 
  // App's client ID
  var samlIdpClientId = 'QnlrTOQdFxxRYYZVS27Dcko5uu5fenaW';
  if (context.clientID !== samlIdpClientId) {
    return callback(null, user, context);
  }
  const addresses =  user.addresses && user.addresses[0] || {};
  user.tmpCity = addresses.locality;
  user.tmpState = addresses.region;
  user.tmpCountry = addresses.country;
  user.tmpRoles = context.authorization.roles;
  context.samlConfiguration.mappings = {
    "mail": "email",
    "nameID": "email",
    "givenName": "given_name",
    "sn": "family_name",
    "city": "tmpCity",
    "state": "tmpState",
    "country" : "tmpCountry",
    "roles" : "tmpRoles"
  };
  callback(null, user, context);
}

Sample_user_profile.json

{
    "id": "118028435727952686478",
    "primaryEmail": "john@dough.com",
    "name": "John Dough",
    "isAdmin": false,
    "isDelegatedAdmin": false,
    "lastLoginTime": "2021-01-05T13:27:25.000Z",
    "creationTime": "2016-10-03T15:55:40.000Z",
    "addresses": [
        {
            "locality": "İzmir",
            "region": "NA",
            "country": "Turkey"
        }
    ],
    "user_id": "google-apps|john@dough.com",
    "identities": [
        {
            "provider": "google-apps",
            "user_id": "john@dough.com",
            "connection": "acme",
            "isSocial": false
        }
    ]
}