import type { CallbackQuery, ParsedCallback } from './types/callback';
import type { SignChecker } from './sign/sign-checker';
export declare class CallbackValidator {
    private projectId;
    private signChecker;
    private password;
    constructor(projectId: number, signChecker: SignChecker, password: string);
    validateAndParseData(query: CallbackQuery): ParsedCallback;
    checkExpectedFields(data: ParsedCallback, expected: Partial<ParsedCallback>): void;
    private parseQueryString;
    private detectType;
}
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