policies.json

{
	"policies": {
		"DisableFirefoxAccounts": true,
		"DisableFirefoxStudies": true,
		"DisablePocket": true,
		"DisableProfileRefresh": true,
		"DisableTelemetry": true,
		"DontCheckDefaultBrowser": true,
		"EnableTrackingProtection": { "Value": true, "Locked": false },
		"NewTabPage": false,
		"Proxy": { "Mode": "none", "Locked": false },
		"SanitizeOnShutdown": true,
    "WebsiteFilter": {
			"Block": [
				"*://*.twitter.com/*",
				"*://*.facebook.com/*",
				"*://*.instagram.com/*",
				"*://*.quora.com/*",
				"*://*.reddit.com/*",
				"*://*.youtube.com/*",
				"*://*.cragistlist.org/*",
				"*://*.ebay.com/*",
				"*://*.amazon.com/*"
			],
      "Exceptions": []
    }		
	}
}