[{"level": "v60-80", "description": "visibility of whole object is between 60 and 80%", "token": "3"}, {"level": "v0-40", "description": "visibility of whole object is between 0 and 40%", "token": "1"}, {"level": "v40-60", "description": "visibility of whole object is between 40 and 60%", "token": "2"}, {"level": "v80-100", "description": "visibility of whole object is between 80 and 100%", "token": "4"}]
