Zendesk\API\HttpClient::get PHP Method

    public function get($endpoint, $queryParams = [])
    {
        $sideloads = $this->getSideload($queryParams);
        if (is_array($sideloads)) {
            $queryParams['include'] = implode(',', $sideloads);
            unset($queryParams['sideload']);
        }
        $response = Http::send($this, $endpoint, ['queryParams' => $queryParams]);
        return $response;
    }