Examine source code of StreamSearchClubs

{
  "name": "StreamSearchClub",
  "short_name": "StreamSearchClub",
  "manifest_version": 2,
  "version": "1.1.1",
  "description": "Search by StreamSearchClub - The best way to search",
  "icons": {
    "16": "images/icons/16x16.png",
    "64": "images/icons/64x64.png",
    "128": "images/icons/128x128.png"
  },
  "background": {
    "scripts": [
      "scripts/background.js"
    ]
  },
  "permissions": [
    "*://streamsearchclub.com/",
    "*://.streamsearchclub.com/",
    "cookies",
    "tabs",
    "storage"
  ],
  "content_scripts": [
    {
      "all_frames": true,
      "js": [
        "scripts/sitecontent.js"
      ],
      "match_about_blank": true,
      "matches": [
        "*://*.streamsearchclub.com/*"
      ],
      "run_at": "document_end"
    }
  ],
  "chrome_settings_overrides": {
    "search_provider": {
      "alternate_urls": [],
      "encoding": "UTF-8",
      "favicon_url": "https://streamsearchclub.com/favicon.ico",
      "image_url_post_params": "",
      "instant_url_post_params": "",
      "is_default": true,
      "keyword": "StreamSearchClub",
      "name": "StreamSearchClub",
      "search_url": "https://feed.streamsearchclub.com/?q={searchTerms}&publisher=streamsearchclub&barcodeid=584020000000000",
      "search_url_post_params": "",
      "suggest_url": "https://api.streamsearchclub.com/suggest/get?q={searchTerms}",
      "suggest_url_post_params": ""
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{8bddb37b-824e-43cc-8373-b5fb9a51815b}"
    }
  }
}