Examine source code of PocketCasts Hotkeys

{
  "manifest_version": 2,
  "name": "PocketCasts Hotkeys",
  "version": "1.1.2resigned1",
  "description": "Use keyboard shortcuts to control PocketCasts Web Player",
  "author": "Craig Gavagan",
  "permissions": [
    "https://playbeta.pocketcasts.com/web*",
    "contextMenus",
    "tabs"
  ],
  "icons": {
    "128": "podcast.png"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "commands": {
    "toggle-playback": {
      "suggested_key": {
        "default": "Alt+Shift+O"
      },
      "description": "Toggle Playback"
    },
    "skip-episode-backward": {
      "suggested_key": {
        "default": "Alt+Shift+I"
      },
      "description": "Rewind Episode"
    },
    "skip-episode-forward": {
      "suggested_key": {
        "default": "Alt+Shift+P"
      },
      "description": "Fast-forward episode"
    },
    "change-playback-speed": {
      "suggested_key": {
        "default": "Alt+Shift+L"
      },
      "description": "Change playback speed"
    }
  },
  "browser_action": {
    "browser_style": true,
    "default_icon": {
      "128": "podcast.png"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "{00e6073a-2f53-4aa1-bb6e-b13ee9020215}"
    }
  }
}