{
    "success": true,
    "app": "Oracle Centralizado v2.0.0",
    "timestamp": "2026-10-29T06:53:33-04:00",
    "uptime": "2026-10-29 06:48:04",
    "checks": {
        "rates": {
            "status": "ok",
            "last_update": "2026-10-29 06:48:04",
            "usd_ves": 888.89,
            "source": "exchangerate_api"
        },
        "commodities": {
            "status": "ok",
            "count": 23,
            "last_updated": "2026-10-29T06:48:04-04:00"
        }
    },
    "_signature": {
        "value": "30460221009ef149f7e35b06efa1e1e2e2af29fdacd1938cc8000558c2e550dd9d30f25ec1022100b33277d6a0a051f5e7e1a85f9a5fec932f5326f185d4c2ff1c38d7e47aedc7c1",
        "algorithm": "ecdsa-secp256k1",
        "public_key": "2d2d2d2d2d424547494e205055424c4943204b45592d2d2d2d2d0a4d465977454159484b6f5a497a6a3043415159464b34454541416f4451674145667a374e2b56327337634779313863547a39463475436a474f4b59437a4a714d0a5665526f75426c644853793775356e334843376a3061307a7571353251796f517541626f746c6c6247362b525151492b6b34384d59413d3d0a2d2d2d2d2d454e44205055424c4943204b45592d2d2d2d2d0a",
        "timestamp": 1793271213855,
        "nonce": "0cba27f38bad31af2f3306c189d93bd1"
    }
}