Examine source code of CantoDict Parser

{
  "manifest_version": 2,
  "name": "CantoDict Parser",
  "description": "Adds a search engine that translates a short Chinese passage (up to 250 characters) into English using the CantoDict Parser (http://www.cantonese.sheik.co.uk/dictionary/parser/).",
  "author": "Jeffery To",
  "homepage_url": "https://github.com/jefferyto/cantodict-webextensions-search-engines",
  "version": "1.0",
  "browser_specific_settings": {
    "gecko": {
      "strict_min_version": "65.0"
    }
  },
  "chrome_settings_overrides": {
    "search_provider": {
      "name": "CantoDict Parser",
      "search_url": "https://www.cantonese.sheik.co.uk/scripts/parse_chinese.php?action=parse&sourceid=Mozilla-search",
      "is_default": false,
      "encoding": "UTF-8",
      "favicon_url": "http://www.cantodict.com/favicon.ico",
      "search_url_post_params": "CHINESE={searchTerms}"
    }
  }
}