{ "items" : [ { "type":"block", "text":"office document", "list":[ {"type" : "group", "list" : [ {"id" : "check_box_1", "type":"checkbox", "text":"CheckBox 1"}, {"id":"check_box_4","type":"checkbox"} ]}, {"id" : "check_box_2", "type":"checkbox", "text":"CheckBox 2", "disable" : true }, {"id" : "check_box_3", "type":"checkbox", "text":"CheckBox 3", "checked" : true} ] } ] }