arcanechat-android/res/drawable/map_bubble_add_poi.xml

<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android">

    <item>
        <rotate
            android:fromDegrees="35"
            android:pivotX="0%"
            android:pivotY="0%"
            android:toDegrees="-10">
            <shape android:shape="rectangle">
                <corners android:radius="4dp"/>
                <solid android:color="#FFFFFFFF" />
            </shape>
        </rotate>
    </item>
    <item android:top="8dp"
        >
        <shape android:shape="rectangle">
            <solid android:color="#FFFFFFFF" />
            <corners android:radius="8dp" />
        </shape>
    </item>
</layer-list>