.Title of important notice
IMPORTANT: This is an important notice with title.
>>>
Document
  { docMeta =
      Meta
        { docTitle = []
        , docTitleAttributes = Nothing
        , docAuthors = []
        , docRevision = Nothing
        , docAttributes = fromList [ ( "sectids" , "" ) ]
        }
  , docBlocks =
      [ Block
          mempty
          (Just
             (BlockTitle [ Inline mempty (Str "Title of important notice") ]))
          (Admonition
             Important
             [ Block
                 mempty
                 Nothing
                 (Paragraph
                    [ Inline mempty (Str "This is an important notice with title.") ])
             ])
      ]
  }