import { TokenService } from '@loopback/authentication';
import { BaseUserProfile } from '../models/base-user-profile.model';
/**
 * Generates and verifies access tokens.
 */
export declare class AccessTokenService<RoleType extends string> implements TokenService {
    private readonly accessTokenSecret;
    private readonly accessTokenExpiresInMs;
    constructor(accessTokenSecret: string, accessTokenExpiresInMs: number);
    verifyToken(token: string): Promise<BaseUserProfile<RoleType>>;
    generateToken(userProfile: BaseUserProfile<RoleType>): Promise<string>;
}