function __construct($auth_policies = null, $auth_time = null, $nist_auth_level = null)
{
if ($auth_policies) {
$this->auth_policies = $auth_policies;
} else {
$this->auth_policies = array();
}
$this->auth_time = $auth_time;
$this->nist_auth_level = $nist_auth_level;
}