import * as Request from './request'; import * as Response from './response'; import * as Enum from './enum'; import { Headers } from './Interfaces'; interface IamportProperties { apiKey: string; apiSecret: string; baseUrl?: string; } export declare class Iamport { private baseUrl; private apiKey; private apiSecret; private token; private apiInstance; constructor(properties: IamportProperties); getApiInstance(): any; getHeaders(): Promise; private getToken; private isTokenValid; } export { Request, Response, Enum };