docs: def model_resources(self):
          """ Listing of all supported resources. """
  
          response = jsonify({
              'apiVersion': '0.1',
              'swaggerVersion': '1.1',
              'basePath': '%s%s' % (self.base_uri(), self.api.url_prefix),
              'apis': self.get_model_resources()
          })
  
          response.headers.add('Cache-Control', 'max-age=0')
          return response