import { BigNumberish } from '@mimic-fi/v2-helpers';
import { SignerWithAddress } from '@nomiclabs/hardhat-ethers/signers';
import { Contract } from 'ethers';
export declare type FeedData = {
    base: string;
    quote: string;
    rate: BigNumberish;
    deadline: BigNumberish;
};
export declare function buildExtraFeedData(action: Contract, feeds: FeedData[], signer: SignerWithAddress): Promise<string>;
export declare function encodeFeedsData(feeds: FeedData[]): string;
export declare function encodeFeedData(feed: FeedData): string;