Overview
Annotations are keyframe markers can be use to trigger events.
The most common usage of this feature is to mark sound trigger for footstep sounds.
In Blender, this feature can be used by the Marker.
Usage
The addon only support pose markers. The standard (global) markers will be ignored and won't export.
- Tick "Show Pose Markers" in "Marker" menu in "Action Editor" of "Dope Sheet"