{"version": "0.1.7", "img_width": 840, "img_height": 1200, "blocks": [{"box": [630, 820, 646, 902], "vertical": true, "font_size": 16, "lines_coords": [[[630.0, 820.0], [646.0, 820.0], [646.0, 902.0], [630.0, 902.0]]], "lines": ["．．．"]}]}