Optional[markerInternal unique marker ID. This ID is used to identify markers in the annotation when updating, etc.
OptionalnotesAdditional information about the marker.
OptionalopacityMarker's opacity.
Points of the freehand line.
OptionalstrokeMarker's stroke (outline) color.
OptionalstrokeMarker's stroke (outline) dash array.
OptionalstrokeMarker's stroke (outline) width.
Marker's type name.
Represents the state of a freehand marker.