private function _convertListInventorySupply($request) {

        $parameters = array();
        $parameters['Action'] = 'ListInventorySupply';
        if ($request->isSetSellerId()) {
            $parameters['SellerId'] =  $request->getSellerId();
        }
        if ($request->isSetMWSAuthToken()) {
            $parameters['MWSAuthToken'] =  $request->getMWSAuthToken();
        }
        if ($request->isSetMarketplace()) {
            $parameters['Marketplace'] =  $request->getMarketplace();
        }
        if ($request->isSetSupplyRegion()) {
            $parameters['SupplyRegion'] =  $request->getSupplyRegion();
        }
        if ($request->isSetSellerSkus()) {
            $SellerSkusListInventorySupplyRequest = $request->getSellerSkus();
            foreach  ($SellerSkusListInventorySupplyRequest->getmember() as $memberSellerSkusIndex => $memberSellerSkus) {
                $parameters['SellerSkus' . '.' . 'member' . '.'  . ($memberSellerSkusIndex + 1)] =  $memberSellerSkus;
            }
        }
        if ($request->isSetQueryStartDateTime()) {
            $parameters['QueryStartDateTime'] =  $request->getQueryStartDateTime();
        }
        if ($request->isSetResponseGroup()) {
            $parameters['ResponseGroup'] =  $request->getResponseGroup();
        }

        return $parameters;
    }