[
  {
    "id": 1,
    "priority": 1,
    "action": {
      "type": "redirect",
      "redirect": {
        "url": "https://en.wikipedia.org/wiki/Kitten"
      }
    },
    "condition": {
      "urlFilter": "*://example.com/*",
      "resourceTypes": [
        "main_frame"
      ]
    }
  }
]