GetBrandList

POST http://{ENV}/MarketplaceAPIService.svc HTTP/1.1
Accept-Encoding: gzip,deflate
Content-Type: text/xml;charset=UTF-8
SOAPAction: "http://www.cdiscount.com/IMarketplaceAPIService/GetBrandList"

<s:Envelope xmlns:s="http://schemas.xmlsoap.org/soap/envelope/">
    <s:Body>
        <GetBrandList xmlns="http://www.cdiscount.com">
            <headerMessage xmlns:a="http://schemas.datacontract.org/2004/07/Cdiscount.Framework.Core.Communication.Messages" xmlns:i="http://www.w3.org/2001/XMLSchema-instance">
                <a:Context>
                    <a:CatalogID>1</a:CatalogID>
                    <a:CustomerPoolID>1</a:CustomerPoolID>
                    <a:SiteID>100</a:SiteID>
                </a:Context>
                <a:Localization>
                    <a:Country>Fr</a:Country>
                    <a:Currency>Eur</a:Currency>
                    <a:DecimalPosition>2</a:DecimalPosition>
                    <a:Language>Fr</a:Language>
                </a:Localization>
                <a:Security>
                    <a:DomainRightsList i:nil="true" />
                    <a:IssuerID i:nil="true" />
                    <a:SessionID i:nil="true" />
                    <a:SubjectLocality i:nil="true" />
                    <a:TokenId>${#Project#token}</a:TokenId>
                    <a:UserName i:nil="true" />
                </a:Security>
                <a:Version>1.0</a:Version>
            </headerMessage>
        </GetBrandList>
    </s:Body>
</s:Envelope>
GetBrandList-call.xml 
<s:Envelope xmlns:s="http://schemas.xmlsoap.org/soap/envelope/">
   <s:Body>
      <GetBrandListResponse xmlns="http://www.cdiscount.com">
         <GetBrandListResult xmlns:i="http://www.w3.org/2001/XMLSchema-instance">
            <ErrorMessage i:nil="true" xmlns="http://schemas.datacontract.org/2004/07/Cdiscount.Framework.Core.Communication.Messages"/>
            <OperationSuccess xmlns="http://schemas.datacontract.org/2004/07/Cdiscount.Framework.Core.Communication.Messages">true</OperationSuccess>
            <ErrorList/>
            <SellerLogin>login</SellerLogin>
            <TokenId>???</TokenId>
            <a:BrandList>
               <Brand>
                  <BrandName>DDP</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DDRUM</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DE AGOSTINI</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DE BARFONTAC</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DE BEER</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DE BOISSY</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DE BREUYN</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DE BUYER</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DE CARBON</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DE CECCO</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DE CLERMONT</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DE CONTI</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DE DIETRICH</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DE EEKHOORN</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DE FEET</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DE FURSAC</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DE JELIN</BrandName>
               </Brand>
               <Brand>
                  <BrandName>DE LUZAN</BrandName>
               </Brand>
            </a:BrandList>
         </GetBrandListResult>
      </GetBrandListResponse>
   </s:Body>
</s:Envelope>
GetBrandList-response.xml