{
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      "end": 7,
      "original_key": "observation.state",
      "absolute": true,
      "dtype": "float32"
    },
    "gripper_open_fraction": {
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      "end": 8,
      "original_key": "observation.state",
      "absolute": true,
      "dtype": "float32",
      "range": [
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      ]
    }
  },
  "action": {
    "delta_joints": {
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      "end": 7,
      "original_key": "action",
      "absolute": true,
      "dtype": "float32"
    },
    "gripper_open_fraction": {
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      "dtype": "float32",
      "range": [
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      ]
    }
  },
  "video": {
    "base_view": {
      "original_key": "observation.images.base_view"
    },
    "ego_view": {
      "original_key": "observation.images.ego_view"
    }
  },
  "annotation": {
    "human.action.task_description": {
      "original_key": "task_index"
    }
  }
}