/** * @service feature read * @param $fields */ public function buyFeature(Gpf_Rpc_Params $params) { $request = new Gpf_Rpc_DataRequest("Dp_QualityUnit_AddonPurchase", "getPurchaseLink"); $request->setUrl(Gpf_Install_LicenseManager::MEMBERS_URL); $request->setParams($params); $request->sendNow(); return $request->getResponseObject(); }