/// <reference types="bn.js" />
import * as anchor from '@project-serum/anchor';
import { PublicKey, Keypair, Transaction } from '@solana/web3.js';
export { Provider, Program } from '@project-serum/anchor';
export declare function updateLeaderboardReward({ communityPool, fractionMint, depositReward, withdrawReward, }: {
    communityPool: PublicKey;
    fractionMint: PublicKey;
    depositReward: anchor.BN;
    withdrawReward: anchor.BN;
}, { admin, provider, programId, sendTxn, }: {
    programId: PublicKey;
    admin: PublicKey;
    provider: anchor.Provider;
    sendTxn: (transaction: Transaction, signers: Keypair[]) => Promise<void>;
}): Promise<void>;