import { AxiosInstance } from 'axios';
import { APIResponse } from './APIResponse';
import { WyreAPIOptions } from './WyreAPIOptions';
import { AuthTokenData } from './AuthTokenData';
import { SessionData } from './SessionData';
export declare class BaseWyreAPI {
    private options;
    private instance;
    constructor(options: WyreAPIOptions);
    initialize(secretKey?: string): void;
    newSession(): Promise<APIResponse<SessionData>>;
    createSession(): Promise<APIResponse<SessionData>>;
    getAxiosInstance(): AxiosInstance;
    private generateWyreSecretKey;
    submitWyreSecretKey(secretKey: string): Promise<APIResponse<AuthTokenData>>;
    executeRequest<T>(req: any): Promise<APIResponse<T>>;
    private getError;
}