What is the word on the White Pagoda in Beihai?

The White Pagoda of Yongan Temple has a two-story platform underneath, surrounded by a white jade stone fence. White Pagoda all for the mixed structure of brick, wood and stone, by the base of the tower, the tower body, phase wheel, Huagai, tower brake five parts. Pagoda side length of 17 meters, the base of the tower for the brick and stone Sumeru seat, the base part of the Angle Pillar stone, pressure surface stone and eaves stone. Seat for the three-layer round platform, the central tower belly is round, the maximum diameter of 14 meters. From the surface of the tower can only see the brick and stone materials and can not see the wooden frame, but can see the tower of the body has 306 square brick carved ventilation holes, which is for the tower of wooden frame ventilation, in order to prevent the tower of the wood damp rotten. Ventilation holes of the decorative carving is more elaborate, the pattern form is also diverse, there are butterflies, banana fan leaves, trumpet flowers, chrysanthemums, lotus flowers, Baoxiang flowers, passion flowers and other pictures. The White Pagoda has a standing wood inside, for the White Pagoda main heart wood, cypress system, about 30 meters high, from the base of the pagoda through the top of the brake. Pagoda body front of the eye door, surrounded by pincers soil burnt passion flower decoration, the middle of the wooden red background and gold characters of the "Wheel of Time mantra", that is, the so-called "ten phases of the self in the figure", the Department of the seven words composed of the transliteration of the word "hang, cha, well, pull, wow The seven characters are translated as "hang, cha, mani, la, wow, wow, day, ah", which means "good fortune and happiness". This group of word map is the famous leader of Tibetan Buddhism in the Qing dynasty Zhangjia Guoji hand-written, it is said that this text pattern from the Ming dynasty from Tibet to the mainland.