Examine source code of Ftv

{
  "manifest_version": 2,
  "name": "Ftv",
  "description": "Ftv adds support for Twitch, 7TV, BTTV, and FFZ emotes to your fansly chat.",
  "version": "2.0.19",
  "icons": {
    "16": "icon/16.png",
    "32": "icon/32.png",
    "48": "icon/48.png",
    "128": "icon/128.png"
  },
  "permissions": [
    "https://*.fansly.com/*",
    "https://zergo0_bot.zergo0.dev/*",
    "https://*.twitch.tv/*",
    "https://*.7tv.io/*",
    "https://*.bttv.net/*",
    "https://*.betterttv.net/*",
    "https://*.frankerfacez.com/*",
    "https://*.streamelements.com/*"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://fansly.com/*"
      ],
      "js": [
        "content-scripts/chat.js",
        "content-scripts/home.js"
      ]
    }
  ],
  "web_accessible_resources": [
    "content-scripts/chat.css",
    "content-scripts/home.css"
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{d000b020-366e-4af1-9e43-40477c4b8c97}"
    }
  }
}