app/src/main/res/layout/item_group.xml

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    xmlns:tools="http://schemas.android.com/tools"
    android:id="@+id/ll_group"
    android:layout_width="match_parent"
    android:layout_height="wrap_content"
    android:orientation="vertical">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:orientation="horizontal">

        <androidx.appcompat.widget.AppCompatImageView
            android:id="@+id/iv_type_indicator"
            android:layout_width="5dp"
            android:layout_height="match_parent"
            android:layout_marginTop="@dimen/default_margin"
            android:layout_marginBottom="@dimen/default_margin"
            app:srcCompat="@drawable/round_corner" />

        <LinearLayout
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:orientation="vertical"
            android:padding="@dimen/default_padding">

            <TextView
                android:id="@+id/tv_group_identifier"
                style="@style/Base.TextAppearance.AppCompat.Medium"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:textColor="@color/black"
                tools:text="@string/identifier" />

            <TextView
                android:id="@+id/tv_last_modified_by"
                style="@style/Base.TextAppearance.AppCompat.Small"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="@string/last_modified_by"
                android:textColor="@color/gray_dark" />

            <TextView
                android:id="@+id/tv_last_modified_on"
                style="@style/Base.TextAppearance.AppCompat.Small"
                android:layout_width="match_parent"
                android:layout_height="wrap_content"
                android:text="@string/last_modified_on"
                android:textColor="@color/gray_dark" />

        </LinearLayout>


    </LinearLayout>

    <View
        android:layout_width="match_parent"
        android:layout_height="0.2dp"
        android:background="#E7DFDF" />

</LinearLayout>