public function executeGet()
{

    $db = Frapi_Database::getInstance();

    $this->results = $db->fetchAll('SELECT * FROM users');



  return $this->toArray();

}

Server: nginx/1.10.3 (Ubuntu)
Date: Wed, 18 Jul 2018 09:53:21 GMT
Content-type: text/html; charset=UTF-8
Transfer-encoding: chunked
Connection: keep-alive
Content-encoding: gzip
Vary: Accept-Encoding