Examine source code of Snakey

{
  "manifest_version": 2,
  "name": "Snakey",
  "version": "2.2",
  "background": {
    "scripts": [
      "main.js"
    ]
  },
  "browser_action": {
    "default_icon": "img.jpg",
    "default_title": "Snakey"
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.nationstates.net/page=ajax2/*"
      ],
      "js": [
        "ajax2niceify.js"
      ]
    },
    {
      "matches": [
        "https://*.nationstates.net/template-overall=none/page=reports"
      ],
      "js": [
        "reportsloadtime.js"
      ]
    }
  ],
  "permissions": [
    "activeTab"
  ],
  "commands": {
    "createNation": {
      "suggested_key": {
        "default": "Alt+N"
      }
    },
    "jump": {
      "suggested_key": {
        "default": "Alt+J"
      }
    },
    "endorse": {
      "suggested_key": {
        "default": "Alt+O"
      }
    },
    "issue": {
      "suggested_key": {
        "default": "Alt+I"
      }
    },
    "wa": {
      "suggested_key": {
        "default": "Alt+W"
      }
    },
    "cards": {
      "suggested_key": {
        "default": "Alt+A"
      }
    },
    "regenerate": {
      "suggested_key": {
        "default": "Alt+G"
      }
    },
    "ajax": {
      "suggested_key": {
        "default": "Alt+X"
      }
    },
    "banject": {
      "suggested_key": {
        "default": "Alt+C"
      }
    }
  }
}