idk you yet meaning

And I don't wanna be modern art. swear to god meaning But I only got half a heart to give to you And I hope it's enough How can you miss someone you've never met? 'Cause I need you now, but I don't know you yet But can you find me soon because I'm in my head? Yeah, I need you now, but I don't know you yet I need you now, but I don't know you yet