import { Nexus } from './fg-api';
import { IFgApiInitializationOptions } from './interfaces/fg-api-initialization-options.interface';
export declare class NexusFactory {
    static initialize(key: string, secret: string, opts?: Partial<IFgApiInitializationOptions>): Promise<Nexus>;
    static initializeWithToken(keySecretToken: string, credentialSessionToken?: string, opts?: Partial<IFgApiInitializationOptions>): Promise<Nexus>;
}