export declare class NilveraApiError extends Error {
    message: string;
    statusCode: number;
    errorCode?: string | undefined;
    errorDetails?: any | undefined;
    requestUrl?: string | undefined;
    requestData?: any | undefined;
    curlCommand?: string | undefined;
    constructor(message: string, statusCode: number, errorCode?: string | undefined, errorDetails?: any | undefined, requestUrl?: string | undefined, requestData?: any | undefined, curlCommand?: string | undefined);
    toString(): string;
}