sse.json()

`sse.json()`

Serialize JSON and send it as SSE data. Configured automatic terminal event names are reserved; null disables a terminal frame.

static json(data: JsonValue, options?: SseOptions): Promise<void>;

await sse.json({ current: 1, total: 10 }, { event: 'progress', id: '1' });

Last modified on November 8, 2026