{
"use_case": "textline",
"textregions":{ "rest_as_paragraph": 1, "header":2 , "heading":2 , "marginalia":3 },
"imageregion":4,
"separatorregion":5,
"graphicregions" :{"rest_as_decoration":6},
"columns_width":{"1":1000, "2":1300, "3":1600, "4":2000, "5":2300, "6":2500}
}