instruction: I want to know more about the Eridanus constellation on the Sky Tracker app.

previous_actions: 

active_application: Sky Tonight

screen_description: windows {
  bounds_in_screen {
    right: 1080
    bottom: 2400
  }
  id: 3426
  title: "Sky Tonight"
  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: 2400
      }
      class_name: "android.widget.LinearLayout"
      depth: 1
    }
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.FrameLayout"
      depth: 2
    }
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.FrameLayout"
      depth: 3
    }
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 2400
      }
      class_name: "android.widget.FrameLayout"
      depth: 4
    }
    nodes {
      bounds_in_screen {
        right: 1080
        bottom: 2400
      }
      class_name: "android.view.View"
      content_description: "Game view"
      is_focusable: true
      is_focused: true
      depth: 5
    }
  }
}


assistant: !FUNCTIONCALL{"name": "scroll", "parameters": {"direction": "down"}}