select {
			case <-r.Context().Done():
				return
			case <-ticker.C:
				if !started {
					// Start writing response to client
					started = true
					setCommonHeaders(w)
					setEventStreamHeaders(w)
					// Set 200 OK status
					w.WriteHeader(200)
				}
				// Send whitespace and keep connection open
				if _, err := w.Write([]byte(" ")); err != nil {
					return
				}