import { TransactionInstruction, PublicKey } from '@solana/web3.js';
export interface SetFeeRateArgs {
    feeRate: number;
}
export interface SetFeeRateAccounts {
    whirlpoolsConfig: PublicKey;
    whirlpool: PublicKey;
    feeAuthority: PublicKey;
}
export declare const layout: any;
export declare function setFeeRate(args: SetFeeRateArgs, accounts: SetFeeRateAccounts): TransactionInstruction;