import { Address, IInstruction, TransactionSigner } from "@solana/kit";
import BN from "bn.js";
export interface UpdateRewardFunderArgs {
    rewardIndex: BN;
    newFunder: Address;
}
export interface UpdateRewardFunderAccounts {
    lbPair: Address;
    admin: TransactionSigner;
    eventAuthority: Address;
    program: Address;
}
export declare const layout: import("buffer-layout").Layout<unknown>;
export declare function updateRewardFunder(args: UpdateRewardFunderArgs, accounts: UpdateRewardFunderAccounts, programAddress?: Address): IInstruction;
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