What is he thanked me for being me?

"Thanked me for being me" means that someone expressed gratitude or appreciation for another person being themselves, and not pretending or putting on a false persona to impress them. It can be a genuine expression of admiration for an individual's authenticity and personality. It may also indicate that the person values and respects the unique qualities and characteristics of the other person. It is a compliment that acknowledges the person's efforts to be true to themselves and embrace their individuality.