I stole an iphone 5s and its in lost mode how do it take that off?

I stole an iphone 5s and its in lost mode how do it take that off?

You don't.

I'm so happy that apple made it so a thief can't access a stolen phone. I'm ecstatic, overjoyed, and so so happy.

Take it to an Apple Store and give one of the employees 20 bucks to factory reset it.

Give it back

Bruhhhh. I don't know