{ "description": "Altering HTTP responses", "manifest_version": 2, "name": "http-response-filter", "version": "1.0", "homepage_url": "https://github.com/mdn/webextensions-examples/tree/master/http-response", "icons": { "48": "pen.svg" }, "permissions": [ "webRequest", "webRequestBlocking", "https://example.com/*" ], "background": { "scripts": ["background.js"] }, "applications": { "gecko": { "strict_min_version": "57.0a1" } } }