private function sendIndividualRequest ($urlQuery, $method, $associativeArrays, &$headers)
    {
        if ($method === "get")
        {
            return $urlQuery->sendGet("", $associativeArrays, $headers);
        }
        else if ($method === "delete")
        {
            return $urlQuery->sendDelete($associativeArrays, $headers);
        }

        throw new \InvalidArgumentException("Invalid request method");
    }