export declare type OneVoteVetoController = {
    veto: () => Promise<true | string[]>;
    pass: (redirectUrl?: string) => Promise<true | string[]>;
};
export declare class OneVoteVeto {
    #private;
    constructor(expect: number);
    getNextController(): OneVoteVetoController;
    isFinalVetoed(): Promise<true | string[]>;
}