import type { Observable } from 'rxjs';
import { CuiTokenExchangeRequestBody, CuiTokenResponse } from '../models';
import * as i0 from "@angular/core";
export declare class CuiExchangeContextApiService {
    private readonly httpClient;
    refresh(token: string): Observable<CuiTokenResponse>;
    exchange(body: CuiTokenExchangeRequestBody): Observable<CuiTokenResponse>;
    static ɵfac: i0.ɵɵFactoryDeclaration<CuiExchangeContextApiService, never>;
    static ɵprov: i0.ɵɵInjectableDeclaration<CuiExchangeContextApiService>;
}