FYI
After Sept. 18, you’ll no longer be able to send or receive direct messages on YouTube as we focus our efforts on public convo tools (comments, posts, etc).
You can still share what you’re watching w/ others via the Share icon below videos.
More→ https://yt.be/help/9Hns
This means the review team didn't reach a clear decision during the 1st review, which usually happens if your content is close to not meeting our policies. Take another look at YPP Policies & you can use this time to make updates. More here: https://yt.be/help/YPP-review