import { PrivateKey } from '@textile/crypto';
export interface TextileStorageAuth {
    key: string;
    token: string;
    sig: string;
    msg: string;
}
/**
 * Space service Hub Auth challenge response
 *
 * @internal
 */
export interface HubAuthResponse {
    token: string;
    storageAuth?: TextileStorageAuth;
}
/**
 * Authenticates the identity of the user with the auth server at the specified endpoint
 * using spaces auth solver algorithm
 *
 * @param endpoint - Space Websocket Endpoint
 * @param identity - Private Key Identity for user
 */
export declare const authenticateSpaceIdentity: (endpoint: string, identity: PrivateKey) => Promise<HubAuthResponse>;