Document

 {
  "characterSet": "Required, string type, represents the character encoding of the document",
  "location": {
    "hash": "Optional, string type, represents the fragment identifier in the URL (content after #)",
    "host": "Required, string type, represents the hostname and port number of the URL",
    "hostname": "Required, string type, represents the hostname of the URL",
    "href": "Required, string type, represents the full URL address",
    "origin": "Required, string type, represents the origin of the URL (protocol + host + port)",
    "pathname": "Required, string type, represents the path part of the URL",
    "port": "Optional, string type, represents the port number of the URL",
    "protocol": "Required, string type, represents the protocol part of the URL",
    "search": "Optional, string type, represents the query parameter part of the URL"
  },
  "referrer": "Required, string type, represents the referrer URL of the current page",
  "title": "Required, string type, represents the title of the document"
}