Update A Layer Library

Example request

{
  "url": "https://{a-c}.basemaps.somecdn.com/dark_all/{z}/{x}/{y}.png",
  "legend_urls": [
    "iaekqfvmkwxmkizholtvzlttimfhaltb"
  ],
  "special_attribute": {
    "imagery_set": "Aerial"
  },
  "access_token": "some_token",
  "map_attribution": "Attribution to the source",
  "date": "2023",
  "date_1": "2023",
  "max_resolution": "0",
  "min_resolution": "0",
  "doc_url": "https://www.plan4better.de",
  "name": "kcufpxfdtebjhpxvmvsudhcxjromkcag",
  "type": "BING"
}