import { BacktraceAttachment } from '../../model/attachment/index.js';
import { FileSystem, SessionId } from '../storage/index.js';
import { BacktraceDatabaseFileRecord } from './BacktraceDatabaseFileRecord.js';
import { AttachmentBacktraceDatabaseRecord } from './model/BacktraceDatabaseRecord.js';
export declare class AttachmentBacktraceDatabaseFileRecord implements AttachmentBacktraceDatabaseRecord {
    readonly type = "attachment";
    readonly id: string;
    readonly rxid: string;
    readonly timestamp: number;
    readonly attachment: BacktraceAttachment<unknown>;
    readonly sessionId: SessionId | string;
    locked: boolean;
    private constructor();
    static fromRecord(record: AttachmentBacktraceDatabaseRecord): AttachmentBacktraceDatabaseFileRecord;
    static fromJson(json: string | AttachmentBacktraceDatabaseRecord, fileSystem: FileSystem): BacktraceDatabaseFileRecord | undefined;
}