proctor-payloads-example.json

    {
        "buckets": [
            {
                "name": "control",
                "value": 0,
                "description": "current button treatment (A)",
                "payload": {
                     "stringValue": "#dddddd"
                }
            },
            {
                "name": "altcolor",
                "value": 1,
                "description": "test background color (B)",
                "payload": {
                     "stringValue": "#2164f3"
                }
            }
        ]
    }