code: def email(self, name, subject, header, body, **kwargs):
          
          group_obj = Email(name, subject, header, body, **kwargs)
          return self._group(group_obj)
docs: Add Email data to Batch object.
  
          Args:
              name (str): The name for this Group.
              subject (str): The subject for this Email.
              header (str): The header for this Email.
              body (str): The body for this Email.
              date_added (str, kwargs): The date timestamp the Indicator was created.
              from_addr (str, kwargs): The **from** address for this Email.
              to_addr (str, kwargs): The **to** address for this Email.
              xid (str, kwargs): The external id for this Group.
  
          Returns:
              obj: An instance of Email.