I don't know if it's right, I did an ear-transcript but it seems to fit.
Hope you enjoy it!
[Intro] Am F C G
[Verse 1]
Am F C G
Broken glass inside, won’t cut through me,
Am F C G
Pain behind my eyes, I turn to strength
F
Oh I will fight, I will survive
[Chorus]
Am
I’m invincible
F
I’m unbreakable
C G
I’m a diamond cut to last
Am
I’m unstoppable
F
I’m a hero
C G
Like a phoenix from the ash
Dm F
Oh oh oooh
[Verse 2]
Am F C G
Cracks run through these walls, but they still stand strong
Am F C G
Heart covered in scars, But my fear is gone
[Pre-Chorus]
F
Oh I will fight, I will survive
[Chorus]
Am
I’m invincible
F
I’m unbreakable
C G
I’m a diamond cut to last
Am
I’m unstoppable
F
I’m a hero
C G
Like a phoenix from the ash
Dm F
Oh oh oooh
[Bridge]
Am
Nothing's gonna make me, break or shatter
F C
No one's gonna tell me I don’t matter, no
G
I won’t let you
Am
Time is running out, keeps getting faster
F C
Gotta find a way, rewrite the answers
G
Till I can say
[Chorus]
Am
I’m invincible
F
I’m unbreakable
C G
I’m a diamond cut to la-ast
Am
I’m unstoppable (unstoppable)
F
I’m a hero (hero)
C G
Like a phoenix from the ash
Am
I’m invincible (invincible)
F
I’m unbreakable (unbreakable)
C G
I’m a diamond that will last
Dm F
Oh oh oooh
Dm F
Oh oh oooh
[Outro] Am F C
End on G