{
  "observation_id": 9,
  "execute": true,
  "horizon_s": 8.0,
  "speed_scale": 1.0,
  "controller": "legacy",
  "reason": "双手已闭合环抱木杆，手部接触力约16/22N且身体静止；保持夹持，逐步起身提架。"
}