{
    "wti_brent_ratio": {
        "display_name": "WTI/BRENT",
        "type": "ratio",
        "numerator": "xyz:CL",
        "denominator": "xyz:BRENTOIL",
        "changes": ["1h", "1d"],
        "show_deviation": true,
        "min_data_points": 100,
        "fallback_reference": 0.96065
    },
    "gold_silver_ratio": {
        "display_name": "GOLD/SILVER",
        "type": "ratio",
        "numerator": "xyz:GOLD",
        "denominator": "xyz:SILVER",
        "changes": ["1h", "1d"],
        "show_deviation": true,
        "min_data_points": 100,
        "fallback_reference": 61.59
    }
}