interface LighterMarketDetail {
    marketId: number;
    symbol: string;
    lastTradePrice: number;
}
export interface LighterFundingEntry {
    marketId: number;
    symbol: string;
    rate: number;
    /**
     * Lighter's funding-rates endpoint sends mark_price intermittently —
     * not every row carries it. Consumers must resolve the actual mark price
     * by falling back to orderBookDetails.lastTradePrice when this is null.
     * SSOT rule #2 lives at the CONSUMER (resolve or skip), not here.
     */
    markPrice: number | null;
}
export declare function fetchLighterOrderBookDetails(): Promise<LighterMarketDetail[]>;
export declare function fetchLighterOrderBookDetailsRaw(): Promise<unknown>;
export declare function fetchLighterFundingRates(): Promise<LighterFundingEntry[]>;
export declare function fetchLighterFundingRatesRaw(): Promise<unknown>;
export declare function parseLighterRaw(detailsRaw: unknown, fundingRaw: unknown): {
    rates: Map<string, number>;
    prices: Map<string, number>;
};
export declare function pingLighter(): Promise<{
    ok: boolean;
    latencyMs: number;
    status: number;
}>;
export {};