Rebirth of Iron Man

ENDGAME SPOILERS!
YOU HAVE BEEN WARNED!
.
.
.
.
.

"I am inevitable."

"I am...I am Iron Man."

And then SNAP!

After the snap of his life, he look at his woman of his life who told him to take rest...So he did...He died peacefully.

But then...Tony awaken in his grave and found out that he have been dead for ten years. But the question is...Who revive him? For what purpose?