import FirebaseError from "../models/firebase-error";
export declare function callEndpoint(method: string, url: string, data?: any, callback?: any): any;
export declare function invalidArgumentError(argument: string): FirebaseError;
export declare function processFirebaseAuthResult(firebaseAuthResult: any): any;
export declare function processBasicFirebaseAuthResult(firebaseAuthResult: any): {
    token: any;
    expiryMilliseconds: number;
    refreshToken: any;
};
export declare function processFirebaseError(error: any): FirebaseError;