ProRes 422 HQ with black background. Use blending modes or an unmult effect to remove the background.

Resolutions: 4K (2160x3840) 
Frame Rate: 60fps (Originally recorded 120fps)
Formats: ProRes 422 HQ with black background
Length: 20 seconds
Colour space: Rec 709
Camera: Blackmagic URSA Mini Pro 12K