code: public Metadata getMetadata(String typeName, String scope) {
          URL url = METADATA_URL_TEMPLATE.build(this.getAPI().getBaseURL(), this.getID(), scope, typeName);
          BoxAPIRequest request = new BoxAPIRequest(this.getAPI(), url, "GET");
          BoxJSONResponse response = (BoxJSONResponse) request.send();
          return new Metadata(JsonObject.readFrom(response.getJSON()));
      }
docs: Gets the file metadata of specified template type.
  
  @param typeName the metadata template type name.
  @param scope    the metadata scope (global or enterprise).
  @return the metadata returned from the server.