interface AttributableErrorItem {
    details?: {
        connection_type?: string;
        source?: unknown;
    };
}
/**
 * The source a validation entry belongs to, when the backend attributed it to
 * one. Target-side entries are never attributed — they describe the single
 * shared target, so a `details.source` on one is incidental.
 */
export declare const getAttributedSource: (item: AttributableErrorItem) => string | undefined;
export {};