Array
(
    [responseStatus] => FAILURE
    [errors] => Array
        (
            [0] => Array
                (
                    [type] => INSUFFICIENT_ACCESS
                    [message] => User does not have sufficient privileges to perform the action.
                )

        )

)


Warning:  Undefined array key "tokens" in /var/www/html/app/modules/vault-api/viewer.php on line 63



Warning:  Trying to access array offset on value of type null in /var/www/html/app/modules/vault-api/viewer.php on line 63



Warning:  Trying to access array offset on value of type null in /var/www/html/app/modules/vault-api/viewer.php on line 63



Fatal error:  Uncaught TypeError: Viewer::token(): Return value must be of type string, null returned in /var/www/html/app/modules/vault-api/viewer.php:63
Stack trace:
#0 /var/www/html/len4prep/doc-by-id/index.php(63): Viewer->token(137241)
#1 {main}
  thrown in /var/www/html/app/modules/vault-api/viewer.php on line 63