{
    "EnhancedBookmarks": [
        {
            "group_name": "EnableEnhancedBookmarks",
            "params": {
                "id": "Fake_id_to_trigger_experiment_code"
            }
        },
        {
            "group_name": "EnableEnhancedBookmarksGrid",
            "params": {
                "DefaultViewMode": "Grid",
                "id": "Fake_id_to_trigger_experiment_code"
            }
        },
        {
            "group_name": "EnableEnhancedBookmarksList",
            "params": {
                "DefaultViewMode": "List",
                "id": "Fake_id_to_trigger_experiment_code"
            }
        }
    ],
    "CustomTabs": [
        {
            "group_name": "Enabled"
        },
        {
            "group_name": "DisablePrerender"
        },
        {
            "group_name": "Disabled"
        }
    ],
    "DataReductionProxyUseQuic": [
        {
            "group_name": "Enabled"
        }
    ],
    "LimitSyncPassphrasePrompt": [
        {
            "group_name": "Enabled"
        }
    ],
    "ReaderModeUIFeedback": [
        {
            "group_name": "Show"
        },
        {
            "group_name": "DoNotShow"
        }
    ],
    "ContextualSearch": [
        {
            "group_name": "OptOut",
            "params": {
                "enabled": "true",
                "promo_opt_out": "true"
            }
        }
    ]
}