/// <reference types="node" />
import { JsonWebTokenClaimValidationOptions } from './jsonwebtoken-claim-validation.options';
import { JsonWebTokenClaimsParameters } from './jsonwebtoken.claims.parameters';
/**
 * Implementation of the JSON Web Token Claims Object.
 *
 * @see https://www.rfc-editor.org/rfc/rfc7519.html#section-4
 */
export declare class JsonWebTokenClaims implements JsonWebTokenClaimsParameters {
    /**
     * Identifier of the Issuer of the Token.
     */
    readonly iss?: string;
    /**
     * Subject represented by the Token.
     */
    readonly sub?: string;
    /**
     * Identifier of the Audience the Token is intended to.
     */
    readonly aud?: string | string[];
    /**
     * UTC time denoting the Expiration Time of the Token.
     */
    readonly exp?: number;
    /**
     * UTC time denoting the moment when the Token will become valid.
     */
    readonly nbf?: number;
    /**
     * UTC time denoting the moment when the Token was created.
     */
    readonly iat?: number;
    /**
     * Identifier of the Token.
     */
    readonly jti?: string;
    /**
     * Additional Claims.
     */
    readonly [claim: string]: any;
    /**
     * Instantiates a new JSON Web Token Claims for usage with JSON Web Tokens.
     *
     * @param claims Defines the Claims of the JSON Web Token.
     * @param options Validation options for the JSON Web Token Claims.
     */
    constructor(claims: JsonWebTokenClaimsParameters, options?: Record<string, JsonWebTokenClaimValidationOptions>);
    /**
     * Validates the Default JSON Web Token Claims based on the rules of
     * {@link https://www.rfc-editor.org/rfc/rfc7519.html#section-4 RFC 7519 Section 4}.
     *
     * @param claims JSON Web Token Claims.
     */
    private validateDefaultClaims;
    /**
     * Method used when extending **JsonWebTokenClaims** via inheritance.
     *
     * This method **SHOULD** be implemented by the child class in order to provide validation for custom
     * JSON Web Token Claims supported by it.
     *
     * *Implementation of this method is optional.*
     *
     * @param claims JSON Web Token Claims.
     */
    protected validateCustomClaims?(claims: JsonWebTokenClaimsParameters): void;
    /**
     * Validates the provided JSON Web Token Claims based on the provided Options.
     *
     * @param claims JSON Web Token Claims.
     * @param options Dictionary used to validate the provided JSON Web Token Claims.
     */
    private validateClaimsOptions;
    /**
     * Returns the Stringified JSON representation of the JSON Web Token Claims.
     */
    toString(): string;
    /**
     * Returns the Buffer version of the Stringified JSON Web Token Claims.
     */
    toBuffer(): Buffer;
}