export interface EconomicCalendarRequest {
    region?: string;
    importance?: '1' | '2' | '3';
    before?: string;
    after?: string;
    limit?: string;
}
export interface UnitConvertRequest {
    type?: '1' | '2';
    instId: string;
    sz: string;
    px?: string;
    unit?: 'coin' | 'usds';
    opType: 'open' | 'close';
}
export interface CandleRequest {
    instId: string;
    after?: string;
    before?: string;
    bar?: string;
    limit?: string;
}
export interface GetPremiumHistoryRequest {
    instId: string;
    after?: string;
    before?: string;
    limit?: string;
}
export interface GetContractOpenInterestHistoryRequest {
    instId: string;
    period?: string;
    end?: string;
    begin?: string;
    limit?: string;
}
export interface GetContractTakerVolumeRequest {
    instId: string;
    period?: string;
    unit?: string;
    end?: string;
    begin?: string;
    limit?: string;
}
export interface GetTopTradersContractLongShortRatioRequest {
    instId: string;
    period?: string;
    end?: string;
    begin?: string;
    limit?: string;
}
export interface GetOptionTradesRequest {
    instId?: string;
    instFamily?: string;
    optType?: 'C' | 'P';
}
/**
 * @see GET /api/v5/public/market-data-history
 * Module 11: borrowing rate (T+2 typical, UTC+8 for timestamp parsing).
 */
export interface GetHistoricalMarketDataRequest {
    /**
     * 1: trades, 2: 1m candles, 3: funding rate, 4: 400-level book, 5: 5000-level, 6: 50-level (use 4/5), 11: borrowing rate
     */
    module: string;
    instType: 'SPOT' | 'FUTURES' | 'SWAP' | 'OPTION';
    instIdList?: string;
    instFamilyList?: string;
    dateAggrType: 'daily' | 'monthly';
    begin: string;
    end: string;
}
/**
 * @see GET /api/v5/public/event-contract/series
 */
export interface GetEventContractSeriesRequest {
    seriesId?: string;
}
/**
 * @see GET /api/v5/public/event-contract/events
 */
export interface GetEventContractEventsRequest {
    seriesId: string;
    eventId?: string;
    state?: 'preopen' | 'live' | 'settling' | 'expired' | string;
    limit?: string;
    before?: string;
    after?: string;
}
/**
 * @see GET /api/v5/public/event-contract/markets
 */
export interface GetEventContractMarketsRequest {
    seriesId: string;
    eventId?: string;
    instId?: string;
    state?: 'preopen' | 'live' | 'settling' | 'expired' | string;
    limit?: string;
    before?: string;
    after?: string;
}