def bulk_add(self, item_id, ref_id=None, tags=None,<EOL>time=None, title=None, url=None):
self._add_action('<STR_LIT>')<EOL>return self<EOL>
Add an item to list
See: https://getpocket.com/developer/docs/v3/modify
:param item_id: int
:param ref_id: tweet_id
:param tags: list of tags
:param time: time of action
:param title: given title
:param url: item url
:return: self for chaining
:rtype: Pocket