inbox, important, all, unread
            ^sq_ig_i_personal (Inbox Primary), ^sq_ig_i_social (Inbox Social), ^sq_ig_i_promo (Inbox Promotions), ^sq_ig_i_notification (Inbox Updates), ^sq_ig_i_group (Inbox Forums)
            ^smartlabel_personal, ^smartlabel_newsletter, ^smartlabel_notification, ^smartlabel_group
          

[author_name], [author_email], [title] [summary].