import { type MutationHint } from "../chat/types.js";
import { type DrizzleExecutor } from "../drizzle.js";
/**
 * Marks one owned notifications row or the actor's eligible notification set read at a single timestamp.
 * Advancing notification sync state with the update prevents unread badges from being recomputed from an older personal cursor.
 */
export declare function notificationMarkRead(executor: DrizzleExecutor, input: {
    actorUserId: string;
    notificationIds?: string[];
    all?: boolean;
}): Promise<{
    hint: MutationHint;
}>;
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