export type SearchParamValue = string | number | boolean | undefined | null;
export type PolymarketFetchJsonArgs = {
    operation: string;
    baseUrl: string;
    path: string;
    method?: string;
    searchParams?: Record<string, SearchParamValue | SearchParamValue[]>;
    headers?: HeadersInit;
    body?: unknown;
    fetchFn?: typeof fetch;
};
export declare function logFailedPolymarketResponse(operation: string, url: string | URL, response: Response): void;
export declare function polymarketFetchJson<T = unknown>({ operation, baseUrl, path, method, searchParams, headers, body, fetchFn, }: PolymarketFetchJsonArgs): Promise<T>;
export declare function buildPolymarketUrl(baseUrl: string, path: string, searchParams?: PolymarketFetchJsonArgs["searchParams"]): URL;
export declare function appendPolymarketSearchParams(url: URL, parameters?: PolymarketFetchJsonArgs["searchParams"]): void;