{
 "schema_version": 1,
 "source": "vendor annotation.json (schema 2, revision 1)",
 "time_reference": "start_s / end_s: seconds from the start of the segment video, [start, end); t_start / t_end: the same bounds on the session time base (meta.json time_base, t = 0 at the first solved Body0 frame) = start_s + video_t_start",
 "primitive": "LM11",
 "instruction": "Carry the light box in both hands in front of you, walking back and forth across the room. Keep walking until the operator says stop.",
 "segments": [
  {
   "id": "segment1",
   "duration_s": 138.966678,
   "video": "left_eye",
   "video_t_start": 0.03896354420273762
  }
 ],
 "episodes": [
  {
   "id": "890e00f0-8709-43a8-90a5-341e03e06f30",
   "segment": "segment1",
   "action": "LM11",
   "quality": "valid",
   "start_s": 0,
   "end_s": 134.749,
   "t_start": 0.039,
   "t_end": 134.788,
   "instruction": "Carry the light box in both hands in front of you, walking back and forth across the room. Keep walking until the operator says stop."
  }
 ]
}