title: how i can get ebay review for each product?
body: <p>I want to show product review for each ebay product using api.</p>
  
  <p>I am using this    </p>
  
  <pre><code> $api_url = "http://open.api.ebay.com/shopping?callname=FindReviewsAndGuides&amp;responseencoding=XML&amp;appid=" . $ebay_appID . "&amp;siteid=0&amp;version=515&amp;ProductID.type=Reference&amp;ProductID.value=272548628297";
  </code></pre>
  
  <p>but getting this error</p>
  
  <pre><code>   2017-02-08T09:52:38.252Z
     Failure
  
      Invalid Product ID.
      ProductID is not valid. Supported types are Reference, ISBN, UPC and EAN. Value should be a valid product reference ID or external product ID value.
      10.19
      Error
      RequestError
  
     E957_CORE_APILW2_17860840_R1
     957
  </code></pre>
  
  <p>Any suggestion please?</p>