I-907 online file 后一直处于“Your form is still being processed”

搜了一下地里和reddit，似乎USCIS online pdf upload方式加急（I-907)应该有个后续的acceptance。就想问问最近加急的，如果加急接受了会有额外的通知吗？

以下是具体状态。9.14 凌晨交的，也过去两个工作日了。
On September 14, 2026, we received your Form I-907, Request for Premium Processing Service.
Your form is being processed. If it is accepted you will receive a receipt notice for your case. If your form is rejected you will be notified and you may choose to submit again at another time.