This song by Ed Sheeran is in E.
These are the “cheat” chords I played…
Part 1a: E - C#m7 - B4 - A2
Part 1b: same as Part 1a
Part 2a: C#m7 - A2 - E - B4
Part 2b: same as Part 2a
Part 3a: E2 - B - C#m7 - A2
Part 3b: same as Part 3a
Part 4: C#m7 [...]
