I don't think it'd be possible to email someone at YouTube without a direct contact. What does the automated Email say? If you could copy it without any private information I could look into it myself.
Can you see monetisation enabled on your YouTube features page?
Also here's a thread about why an invitation may take long: https://freedom.community.tm/threads/guide-freedom-mcn-invitation-takes-long.220300/
Everything is machine translated and the part that isn't has typos or isn't translated at all
Just to give you a taste I've taken my phone out and put yellow boxes around no, wrong or wacky translations: