title: Get OData $metadata in JSON format
body: <p>is it possible to get metadata of an OData service in JSON format? </p>
  
  <p>When I try to use <code>format=json</code> , it doesn't work. Here is what I tried:</p>
  
  <pre><code>http://odata.informea.org/services/odata.svc/$metadata/?format=json
  </code></pre>