import type { BroadcastFailure, BroadcastResponse } from '@bsv/sdk';
export declare class AppCatalogBroadcastError extends Error {
    readonly code: string;
    readonly txid?: string;
    readonly details?: object;
    constructor(failure: BroadcastFailure);
}
/**
 * Convert the SDK's resolved failure object into a thrown error so callers
 * cannot accidentally present a failed overlay submission as successful.
 */
export declare function requireAppCatalogBroadcastSuccess(result: BroadcastResponse | BroadcastFailure): BroadcastResponse;
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