This song by Taylor Swift is in F#.
These are the “cheat” chords I played…
Part 1a: F#2 - C# - D#m7 - B2
Part 1b: same as Part 1a
Part 2: same as Part 1a
Part 3a: D#m7 - B2 - C#4 - C# - F#2 - C#/F
Part 3b: same as Part 3a
Part 3c: same as Part 3a
Part 3d: [...]
