import { Address, IAccountMeta, IInstruction, TransactionSigner } from "@solana/kit";
export interface SetFeeRateArgs {
    feeRate: number;
}
export interface SetFeeRateAccounts {
    whirlpoolsConfig: Address;
    whirlpool: Address;
    feeAuthority: TransactionSigner;
}
export declare const layout: import("buffer-layout").Layout<unknown>;
export declare function setFeeRate(args: SetFeeRateArgs, accounts: SetFeeRateAccounts, programAddress?: Address): IInstruction<string, readonly (IAccountMeta<string> | import("@solana/kit").IAccountLookupMeta<string, string>)[]>;
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