src/MarketplaceWebServiceSellers/Client.php
public function listMarketplaceParticipations($request)
    {
        if (!($request instanceof MarketplaceWebServiceSellers_Model_ListMarketplaceParticipationsRequest)) {
            $request = new MarketplaceWebServiceSellers_Model_ListMarketplaceParticipationsRequest($request);
        }
        $parameters = $request->toQueryParameterArray();
        $parameters['Action'] = 'ListMarketplaceParticipations';
        $httpResponse = $this->_invoke($parameters);

        $response = MarketplaceWebServiceSellers_Model_ListMarketplaceParticipationsResponse::fromXML($httpResponse['ResponseBody']);
        $response->setResponseHeaderMetadata($httpResponse['ResponseHeaderMetadata']);
        return $response;
    }
public function listMarketplaceParticipations($request)
    {
        if (!($request instanceof MarketplaceWebServiceSellers_Model_ListMarketplaceParticipationsRequest)) {
            $request = new MarketplaceWebServiceSellers_Model_ListMarketplaceParticipationsRequest($request);
        }
        $parameters = $request->toQueryParameterArray();
        $parameters['Action'] = 'ListMarketplaceParticipations';
        $httpResponse = $this->_invoke($parameters);

        $response = MarketplaceWebServiceSellers_Model_ListMarketplaceParticipationsResponse::fromXML($httpResponse['ResponseBody']);
        $response->setResponseHeaderMetadata($httpResponse['ResponseHeaderMetadata']);
        return $response;
    }
List Marketplace Participations
Returns a list of marketplaces that the seller submitting the request can sell in,
and a list of participations that include seller-specific information in that marketplace.

@param mixed $request array of parameters for MarketplaceWebServiceSellers_Model_ListMarketplaceParticipations request or MarketplaceWebServiceSellers_Model_ListMarketplaceParticipations object itself
@see MarketplaceWebServiceSellers_Model_ListMarketplaceParticipationsRequest
@return MarketplaceWebServiceSellers_Model_ListMarketplaceParticipationsResponse

@throws MarketplaceWebServiceSellers_Exception