instruction: I want to adjust the font size of the book.

previous_actions: 

active_application: ReadEra

screen_description: windows {
  bounds_in_screen {
    right: 1080
    bottom: 136
  }
  id: 7
  layer: 1
  window_type: TYPE_SYSTEM
  tree {
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
    }
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
      depth: 1
    }
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
      depth: 1
    }
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
      depth: 1
    }
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
      depth: 2
    }
    nodes {
      bounds_in_screen {
        left: 47
        right: 1027
        bottom: 136
      }
      class_name: "android.widget.LinearLayout"
      depth: 3
    }
    nodes {
      bounds_in_screen {
        left: 47
        top: 1
        right: 454
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
      depth: 4
    }
    nodes {
      bounds_in_screen {
        left: 454
        top: 1
        right: 599
        bottom: 136
      }
      class_name: "android.view.View"
      depth: 4
    }
    nodes {
      bounds_in_screen {
        left: 599
        top: 1
        right: 1006
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
      depth: 4
    }
    nodes {
      bounds_in_screen {
        left: 47
        top: 1
        right: 363
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
      depth: 5
    }
    nodes {
      bounds_in_screen {
        left: 924
        top: 1
        right: 1006
        bottom: 136
      }
      class_name: "android.widget.LinearLayout"
      depth: 5
    }
    nodes {
      bounds_in_screen {
        left: 47
        top: 1
        right: 363
        bottom: 136
      }
      class_name: "android.widget.LinearLayout"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        left: 924
        top: 1
        right: 1006
        bottom: 136
      }
      class_name: "android.widget.LinearLayout"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        left: 47
        top: 1
        right: 131
        bottom: 136
      }
      class_name: "android.widget.TextView"
      content_description: "9:24 PM"
      text: "9:24"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        left: 131
        top: 1
        right: 363
        bottom: 136
      }
      class_name: "android.widget.FrameLayout"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        left: 924
        top: 1
        right: 986
        bottom: 136
      }
      class_name: "android.widget.LinearLayout"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        left: 986
        top: 1
        right: 1006
        bottom: 136
      }
      class_name: "android.widget.LinearLayout"
      content_description: "Battery charging, 100 percent."
      depth: 7
    }
    nodes {
      bounds_in_screen {
        left: 131
        top: 1
        right: 363
        bottom: 136
      }
      class_name: "android.view.ViewGroup"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 924
        top: 39
        right: 970
        bottom: 97
      }
      class_name: "android.widget.FrameLayout"
      content_description: "Wifi three bars."
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 986
        top: 51
        right: 1006
        bottom: 85
      }
      class_name: "android.widget.ImageView"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 131
        top: 1
        right: 189
        bottom: 136
      }
      class_name: "android.widget.ImageView"
      content_description: "TeraBox notification: "
      depth: 9
    }
    nodes {
      bounds_in_screen {
        left: 189
        top: 1
        right: 247
        bottom: 136
      }
      class_name: "android.widget.ImageView"
      content_description: "Gmail notification: 4 new messages"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        left: 247
        top: 1
        right: 305
        bottom: 136
      }
      class_name: "android.widget.ImageView"
      content_description: "SSBeauty notification: Swipe up these Shiseido essentials 😉"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        left: 305
        top: 1
        right: 363
        bottom: 136
      }
      class_name: "android.widget.ImageView"
      content_description: "Google notification: Tomorrow in Bandhwari: Partly cloudy"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        left: 931
        top: 39
        right: 970
        bottom: 97
      }
      class_name: "android.widget.LinearLayout"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        left: 931
        top: 48
        right: 970
        bottom: 87
      }
      class_name: "android.widget.FrameLayout"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        left: 931
        top: 48
        right: 970
        bottom: 87
      }
      class_name: "android.widget.ImageView"
      depth: 11
    }
  }
}
windows {
  bounds_in_screen {
    right: 1080
    bottom: 2400
  }
  id: 1328
  title: "ReadEra"
  window_type: TYPE_APPLICATION
  is_active: true
  is_focused: true
  tree {
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.FrameLayout"
    }
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.LinearLayout"
      depth: 1
    }
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 136
      }
      class_name: "android.view.View"
      depth: 1
    }
    nodes {
      bounds_in_screen {
        top: 2337
        right: 1080
        bottom: 2400
      }
      class_name: "android.view.View"
      depth: 1
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 2
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.LinearLayout"
      depth: 3
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 4
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 5
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2337
      }
      class_name: "android.view.View"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 558
      }
      class_name: "android.widget.LinearLayout"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 189
        bottom: 325
      }
      class_name: "android.widget.FrameLayout"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        left: 891
        top: 136
        right: 1080
        bottom: 325
      }
      class_name: "android.widget.FrameLayout"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        top: 2069
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.LinearLayout"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        top: 2095
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.LinearLayout"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        left: 539
        top: 2336
        right: 540
        bottom: 2337
      }
      class_name: "android.view.View"
      depth: 6
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 1080
        bottom: 432
      }
      class_name: "android.widget.RelativeLayout"
      is_clickable: true
      is_focusable: true
      depth: 7
    }
    nodes {
      bounds_in_screen {
        top: 432
        right: 1080
        bottom: 558
      }
      class_name: "android.widget.FrameLayout"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 189
        bottom: 325
      }
      class_name: "android.widget.FrameLayout"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        left: 891
        top: 136
        right: 1080
        bottom: 325
      }
      class_name: "android.widget.FrameLayout"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        top: 2069
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        top: 2337
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        left: 1069
        top: 2095
        right: 1069
        bottom: 2095
      }
      class_name: "android.widget.FrameLayout"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        top: 2100
        right: 1080
        bottom: 2111
      }
      class_name: "android.widget.FrameLayout"
      depth: 7
    }
    nodes {
      bounds_in_screen {
        top: 2111
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      is_clickable: true
      is_focusable: true
      depth: 7
    }
    nodes {
      bounds_in_screen {
        top: 136
        right: 147
        bottom: 283
      }
      class_name: "android.widget.ImageView"
      content_description: "Exit reading"
      is_clickable: true
      is_focusable: true
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 53
        top: 262
        right: 1059
        bottom: 319
      }
      class_name: "android.widget.TextView"
      text: "Just mercy"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 147
        top: 136
        right: 1080
        bottom: 283
      }
      class_name: "android.widget.LinearLayout"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 53
        top: 314
        right: 1059
        bottom: 357
      }
      class_name: "android.widget.TextView"
      text: "Lewis Carroll"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 53
        top: 352
        right: 1059
        bottom: 395
      }
      class_name: "android.widget.TableLayout"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        top: 432
        right: 1080
        bottom: 558
      }
      class_name: "android.widget.FrameLayout"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        top: 432
        right: 1080
        bottom: 443
      }
      class_name: "android.view.View"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        top: 2300
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        top: 2100
        right: 1080
        bottom: 2111
      }
      class_name: "android.view.View"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        top: 2111
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.FrameLayout"
      depth: 8
    }
    nodes {
      bounds_in_screen {
        left: 462
        top: 136
        right: 1080
        bottom: 283
      }
      class_name: "androidx.appcompat.widget.LinearLayoutCompat"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        left: 53
        top: 352
        right: 1059
        bottom: 395
      }
      class_name: "android.widget.TableRow"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        top: 432
        right: 1080
        bottom: 558
      }
      class_name: "android.widget.FrameLayout"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        top: 432
        right: 1080
        bottom: 527
      }
      class_name: "android.widget.LinearLayout"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        left: 18
        top: 2308
        right: 1062
        bottom: 2329
      }
      class_name: "android.view.View"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        top: 2116
        bottom: 2116
      }
      class_name: "android.widget.LinearLayout"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        top: 2211
        right: 1080
        bottom: 2337
      }
      class_name: "android.widget.SeekBar"
      content_description: "Go to page"
      is_focusable: true
      depth: 9
    }
    nodes {
      bounds_in_screen {
        left: 441
        top: 2116
        right: 638
        bottom: 2242
      }
      class_name: "android.widget.TextView"
      text: "47 of 47"
      is_clickable: true
      is_focusable: true
      depth: 9
      tooltip_text: "Go to page"
    }
    nodes {
      bounds_in_screen {
        left: 817
        top: 2122
        right: 1080
        bottom: 2248
      }
      class_name: "android.widget.LinearLayout"
      depth: 9
    }
    nodes {
      bounds_in_screen {
        left: 462
        top: 146
        right: 589
        bottom: 272
      }
      class_name: "android.widget.TextView"
      content_description: "Read aloud"
      is_clickable: true
      is_focusable: true
      depth: 10
      tooltip_text: "Read aloud"
    }
    nodes {
      bounds_in_screen {
        left: 589
        top: 146
        right: 721
        bottom: 272
      }
      class_name: "android.widget.TextView"
      content_description: "Text search"
      is_clickable: true
      is_focusable: true
      depth: 10
      tooltip_text: "Text search"
    }
    nodes {
      bounds_in_screen {
        left: 721
        top: 146
        right: 848
        bottom: 272
      }
      class_name: "android.widget.TextView"
      content_description: "Contents / Bookmarks / Quotes"
      is_clickable: true
      is_focusable: true
      depth: 10
      tooltip_text: "Contents / Bookmarks / Quotes"
    }
    nodes {
      bounds_in_screen {
        left: 848
        top: 146
        right: 975
        bottom: 272
      }
      class_name: "android.widget.TextView"
      content_description: "Reading settings"
      is_clickable: true
      is_focusable: true
      depth: 10
      tooltip_text: "Reading settings"
    }
    nodes {
      bounds_in_screen {
        left: 975
        top: 146
        right: 1080
        bottom: 272
      }
      class_name: "android.widget.ImageView"
      content_description: "More options"
      is_clickable: true
      is_focusable: true
      is_long_clickable: true
      depth: 10
      tooltip_text: "More options"
    }
    nodes {
      bounds_in_screen {
        left: 53
        top: 352
        right: 498
        bottom: 395
      }
      class_name: "android.widget.TextView"
      text: "Section: X—ALICE\'S EVIDENCE. -"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        left: 511
        top: 352
        right: 641
        bottom: 395
      }
      class_name: "android.widget.TextView"
      text: "page 3 /3"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        top: 432
        right: 126
        bottom: 558
      }
      class_name: "android.widget.FrameLayout"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        left: 954
        top: 432
        right: 1080
        bottom: 558
      }
      class_name: "android.widget.FrameLayout"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        top: 432
        right: 1080
        bottom: 443
      }
      class_name: "android.view.View"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        top: 443
        right: 1080
        bottom: 527
      }
      class_name: "android.widget.RelativeLayout"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        top: 527
        right: 1080
        bottom: 527
      }
      class_name: "android.widget.FrameLayout"
      depth: 10
    }
    nodes {
      bounds_in_screen {
        left: 817
        top: 2122
        right: 943
        bottom: 2248
      }
      class_name: "android.widget.ImageView"
      content_description: "Screen orientation"
      is_clickable: true
      is_focusable: true
      depth: 10
      tooltip_text: "Screen orientation"
    }
    nodes {
      bounds_in_screen {
        left: 943
        top: 2122
        right: 1069
        bottom: 2248
      }
      class_name: "android.widget.ImageView"
      content_description: "Add to history"
      is_clickable: true
      is_focusable: true
      depth: 10
      tooltip_text: "Add to history"
    }
    nodes {
      bounds_in_screen {
        top: 432
        right: 126
        bottom: 558
      }
      class_name: "android.widget.ImageButton"
      content_description: "Selected screen brightness"
      is_clickable: true
      is_focusable: true
      depth: 11
    }
    nodes {
      bounds_in_screen {
        left: 954
        top: 432
        right: 1080
        bottom: 558
      }
      class_name: "android.widget.ImageButton"
      content_description: "Screen brightness settings"
      is_clickable: true
      is_focusable: true
      depth: 11
    }
    nodes {
      bounds_in_screen {
        left: 13
        top: 443
        right: 139
        bottom: 527
      }
      class_name: "android.view.View"
      depth: 11
    }
    nodes {
      bounds_in_screen {
        left: 139
        top: 443
        right: 946
        bottom: 527
      }
      class_name: "android.widget.SeekBar"
      content_description: "Change screen brightness"
      is_focusable: true
      depth: 11
    }
    nodes {
      bounds_in_screen {
        left: 946
        top: 443
        right: 1072
        bottom: 527
      }
      class_name: "android.view.View"
      depth: 11
    }
  }
}


assistant: !FUNCTIONCALL{"name": "click", "parameters": {"x": 911, "y": 209}}