Does he know HOW you need him to give you that attention? Is it a love languages thing? A miscommunication about what you need in particular?
You would not be here posting this if you were ready to just move on. I hate to see any divorce absent abuse, so I will err on the side of saying "I doubt you've tried everything."
Yes, I can see you are tired and yes, I can see that you are just DONE and want love in your life.
I also see that you are not sure - or am I misreading you?
What is it that you loved about your H initially?
I'm not familiar with your sitch, so please forgive me, but what have you tried, what haven't you tried, what HAS worked, even if for a little while?