import { VerificationResult } from './model/verificationResult';
export declare class CaptchaManager {
    static getVerificationResult(secretKey: string, base64verificationToken: string): Promise<VerificationResult>;
}
export declare class SecretKeyInvalidException extends Error {
    constructor(message?: string);
}
export declare class VerificationTokenInvalidException extends Error {
    constructor(message?: string);
}
export declare class VerificationNotFoundException extends Error {
    constructor(message?: string);
}
export declare class VerificationNotFinishedException extends Error {
    constructor(message?: string);
}