{
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      "start": 0,
      "end": 1
    },
    "route": {
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      "end": 41
    },
    "goal_heading": {
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      "end": 43
    }
  },
  "action": {
    "vel_cmd": {
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      "end": 3
    }
  },
  "video": {
    "ego_view": {
      "original_key": "observation.images.ego_view"
    }
  },
  "annotation": {
    "human.action.task_description": {
      "original_key": "annotation.human.action.task_description"
    },
    "human.validity": {
      "original_key": "annotation.human.validity"
    }
  }
}