The Chord Progression for the song is as follows:

Em D C Bm

Em 
I wanted you to know

D
That I am ready to go, 

Bm
heartbeat

C
A heartbeat

Em
I wanted you to know

D
Whenever you are around, 

Bm
can't speak

C
I can't speak.......


Thats it the whole time. Verse is same progression. Hope this helps!