instruction: I would like to change the theme to "Low Vision" in the Kindle app.

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      class_name: "android.widget.ImageView"
      depth: 21
    }
    nodes {
      bounds_in_screen {
        left: 974
        top: 184
        right: 1048
        bottom: 255
      }
      class_name: "android.widget.ImageView"
      depth: 21
    }
  }
}


assistant: !FUNCTIONCALL{"name": "click", "parameters": {"x": 873, "y": 220}}