LottieSample/src/main/res/layout/item_view_search_input.xml

<?xml version="1.0" encoding="utf-8"?>
<merge 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"
    tools:parentTag="android.widget.FrameLayout">

    <LinearLayout
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:layout_marginLeft="24dp"
        android:layout_marginRight="24dp"
        android:orientation="horizontal">

        <EditText
            android:id="@+id/searchEditText"
            android:layout_width="0dp"
            android:layout_height="wrap_content"
            android:layout_weight="1"
            android:backgroundTint="@color/divider"
            android:hint="@string/search"
            android:inputType="text"
            android:imeOptions="actionSearch"
            android:textColorHint="@color/text_color_placeholder"/>

        <ImageButton
            android:id="@+id/searchButton"
            android:layout_width="24dp"
            android:layout_height="24dp"
            android:layout_gravity="center_vertical"
            android:background="?attr/selectableItemBackgroundBorderless"
            app:srcCompat="@drawable/ic_search"/>
    </LinearLayout>

</merge>