cloudflare-php/tests/Fixtures/Endpoints/updateChallengeTTLSetting.json

{
    "success": true,
    "errors": [],
    "messages": [],
    "result": {
        "id": "challenge_ttl",
        "value": 1800,
        "editable": true,
        "modified_on": "2014-01-01T05:20:00.12345Z"
    }
}