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    "title": "Crypto Funding Rates & Open Interest Tracker",
    "description": "Track crypto perpetual funding rates & open interest across exchanges (CoinGecko) — filter by coin, exchange & min open interest, or compare funding rates across exchanges (cross-exchange spread). US-safe, flat CSV/Excel, no API key. Powered by CoinGecko.",
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        "properties": {
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              "spread"
            ],
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