import type { Reducer } from 'redux';
type UserDataType = {
    firstName: string;
    lastName: string;
};
type ErrorType = {
    message: string;
};
export type UserStateType = {
    loading: boolean;
    data?: UserDataType;
    error?: ErrorType;
};
export type UserActionType = {
    type: string;
    payload: {
        data?: UserDataType;
        error?: ErrorType;
    };
};
declare const UserReducer: Reducer<UserStateType, UserActionType>;
export default UserReducer;
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