{"version": "0.1.7", "img_width": 845, "img_height": 1200, "blocks": [{"box": [63, 684, 106, 730], "vertical": true, "font_size": 43, "lines_coords": [[[63.0, 684.0], [106.0, 684.0], [106.0, 730.0], [63.0, 730.0]]], "lines": ["あ"]}]}