/// <reference types="node" />
import { MethodContext } from '../../state_machine';
import { BaseMethod } from '../base_method';
import { ModuleConfig } from './types';
export declare class FeeMethod extends BaseMethod {
    private _config;
    init(config: ModuleConfig): void;
    getFeeTokenID(): Buffer;
    payFee(methodContext: MethodContext, amount: bigint): void;
    private _deductFeeFromKey;
}