Import contacts

a.js

function importContact (phone, firstName, lastName) {
    return MtpApiManager.invokeApi('contacts.importContacts', {
      contacts: [{
        _: 'inputPhoneContact',
        client_id: '1',
        phone: phone,
        first_name: firstName,
        last_name: lastName,
      }],
      replace: false,
    }).then(function (importedContactsResult) {
      saveApiUsers(importedContactsResult.users);

      var foundUserID = false;
      angular.forEach(importedContactsResult.imported, function (importedContact) {
        onContactUpdated(foundUserID = importedContact.user_id, true);
      });

      return foundUserID || false;
    });
  }