//get new user info for lasso
add_action('user_register', 'after_register_user');
function after_register_user($user_id) {
    $userInfo = array();
    $current_user = wp_get_current_user();
    $userInfo['userId'] = $current_user->ID;
    $userInfo['firstname'] = $current_user->first_name;
    $userInfo['lastname'] = $current_user->user_lastname;
    $userInfo['useremail'] = $current_user->user_email;
    var_dump($userInfo);
}