import { SignedDataPackage } from "@redstone-finance/protocol";
import type { DataPackagesRequestParams } from "./request-data-packages";
import type { DataPackagesResponse } from "./request-data-packages-common";
import { RequestDataPackagesLogger } from "./RequestDataPackagesLogger";
export declare enum DataFeedPackageErrorType {
    MissingDataFeed = "MissingDataFeed",
    NoDataPackages = "NoDataPackages",
    TooFewSigners = "TooFewSigners"
}
export declare class DataFeedPackageError extends Error {
    dataFeedId: string;
    errorType: DataFeedPackageErrorType;
    constructor(message: string, dataFeedId: string, errorType: DataFeedPackageErrorType);
}
export declare const checkAndGetSameTimestamp: (dataPackages: SignedDataPackage[]) => number;
export declare const filterAndSelectDataPackages: (responseData: DataPackagesResponse, reqParams: DataPackagesRequestParams, requestDataPackagesLogger?: RequestDataPackagesLogger) => DataPackagesResponse;
//# sourceMappingURL=filter-and-select-data-packages.d.ts.map