/**
 * Error class that can be thrown explicitly via a throw() method.
 * Extends the built-in Error class with a convenience method for throwing.
 */
export declare class ThrowableError extends Error {
    message: string;
    protected response?: unknown | undefined;
    /**
     * Creates a new throwable error.
     * @param message - The error message
     * @param response - Optional response data associated with the error
     */
    constructor(message: string, response?: unknown | undefined);
    /**
     * Throws this error instance.
     * Convenience method for explicitly throwing the error.
     * @throws This error instance
     */
    throw(): void;
}
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