/**
 * ZumoKitError extension to Error class with type, code and message properties.
 * Refer to <a href="https://developers.zumo.money/docs/guides/handling-errors">Handling Errors</a>
 * guide for details on handling errors.
 */
export declare class ZumoKitError extends Error {
    /**
     * Error type, such as api_connection_error, api_error, wallet_error etc.
     */
    type: string;
    /**
     * In case an error could be handled programmatically in addition to error type
     * error code is returned.
     */
    code: string;
    /**
     * Error message.
     */
    message: string;
    /** @internal */
    constructor(json: string);
}