Examine source code of Creatio Helper

{
  "manifest_version": 2,
  "name": "Creatio Helper",
  "version": "1.6",
  "description": "Adds helpful buttons to Creatio page",
  "permissions": [
    "activeTab"
  ],
  "content_scripts": [
    {
      "matches": [
        "https://creatio.earthlink.iq/Nui/ViewModule.aspx*"
      ],
      "js": [
        "content.js"
      ],
      "css": [
        "styles.css"
      ]
    }
  ],
  "browser_specific_settings": {
    "gecko": {
      "id": "{2538d64a-7bf1-4273-b3c3-d32e86cd466b}"
    }
  }
}