zumo_2.0_android/app/src/main/res/drawable/image_loading_middle.xml

<?xml version="1.0"
  encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">
  <item>
    <shape>
      <size
        android:width="154dp"
        android:height="205dp"/>
      <solid android:color="@color/CF6F6F6"/>
    </shape>
  </item>
  <item
    android:bottom="94dp"
    android:drawable="@drawable/zumo_middle_module"
    android:gravity="center"
    android:left="59dp"
    android:right="59dp"
    android:top="94dp"/>
</layer-list>