docs: def validate(self, value):
          """
          From a value available on the remote server, the method returns the
          complete item matching the value.
          If case the value is not available on the server side or filtered
          through :meth:`item`, the class:`agnocomplete.exceptions.ItemNotFound`
          is raised.
          """
  
          url = self.get_item_url(value)
          try:
              data = self.http_call(url=url)
          except requests.HTTPError:
              raise ItemNotFound()
  
          data = self.get_http_result(data)
  
          try:
              self.item(data)
          except SkipItem:
              raise ItemNotFound()
  
          return value