Some levels:
levelsMark_MXU5_5_25:
{"levels":{"280625":{"comment":"","color":"#F0E68C"},"281725":{"comment":"","color":"#F0E68C"},"282750":{"comment":"","color":"#F0E68C"},"283475":{"comment":"","color":"#F0E68C"},"284350":{"comment":"","color":"#F0E68C"},"285225":{"comment":"","color":"#F0E68C"},"285625":{"comment":"","color":"#F0E68C"},"286825":{"comment":"","color":"#F0E68C"},"287875":{"comment":"","color":"#F0E68C"},"287900":{"comment":"","color":"#F0E68C"},"289125":{"comment":"","color":"#F0E68C"},"290000":{"comment":"","color":"#F0E68C"},"290025":{"comment":"","color":"#F0E68C"}},"dates":{},"filters":{"volume1":0,"volume2":0}}