@:optionaloptionaltranslate:Null<Array<{y:Float, x:Float, time:Float, curve:Null<JCurve>}>>
@:optionaloptionalscale:Null<Array<{y:Float, x:Float, time:Float, curve:Null<JCurve>}>>
@:optionaloptionalrotate:Null<Array<{time:Float, curve:Null<JCurve>, angle:Float}>>
@:optionaloptionalflipY:Null<Array<{y:Bool, time:Float}>>
@:optionaloptionalflipX:Null<Array<{x:Bool, time:Float}>>