bitsy-wallet/app/src/main/res/layout/fragment_receive_transaction.xml

<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    xmlns:app="http://schemas.android.com/apk/res-auto"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingTop="@dimen/activity_vertical_margin"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingStart="@dimen/activity_horizontal_margin"
    android:paddingEnd="@dimen/activity_horizontal_margin"
    tools:context=".fragments.ReceiveTransactionFragment">

    <androidx.constraintlayout.widget.Guideline
        android:id="@+id/centeredVerticalGuideline"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:orientation="vertical"
        app:layout_constraintGuide_percent="0.5"/>

    <com.google.android.material.textfield.TextInputLayout
        android:id="@+id/tilAmount"
        style="@style/Widget.Bitsy.TextInputLayout"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:hint="@string/text__amount"
        android:layout_marginEnd="12dp"
        app:layout_constraintTop_toTopOf="parent"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintEnd_toStartOf="@id/centeredVerticalGuideline">

        <com.google.android.material.textfield.TextInputEditText
            android:id="@+id/tietAmount"
            android:layout_width="match_parent"
            android:layout_height="wrap_content"
            android:maxLines="1"
            android:inputType="numberDecimal"/>

    </com.google.android.material.textfield.TextInputLayout>

    <androidx.appcompat.widget.AppCompatAutoCompleteTextView
        android:layout_width="0dp"
        android:layout_height="wrap_content"/>

    <Spinner
        android:id="@+id/spAsset"
        android:layout_width="0dp"
        android:layout_height="wrap_content"
        android:layout_marginTop="12dp"
        android:layout_marginStart="12dp"
        android:visibility="gone"
        app:layout_constraintTop_toTopOf="@+id/tilAmount"
        app:layout_constraintEnd_toEndOf="parent"
        app:layout_constraintStart_toEndOf="@id/centeredVerticalGuideline"/>

    <View
        android:id="@+id/vSpinner"
        android:layout_width="0dp"
        android:layout_height="1dp"
        android:layout_marginTop="12dp"
        android:background="@color/darkGray"
        app:layout_constraintTop_toBottomOf="@+id/spAsset"
        app:layout_constraintEnd_toEndOf="@+id/spAsset"
        app:layout_constraintStart_toStartOf="@+id/spAsset" />

    <ImageView
        android:id="@+id/ivQR"
        android:layout_width="0dp"
        android:layout_height="0dp"
        android:layout_marginTop="@dimen/spacing_different_topic"
        android:layout_marginBottom="@dimen/spacing_different_topic"
        android:background="@drawable/camera_view_background"
        app:layout_constraintDimensionRatio="1:1"
        app:layout_constraintTop_toBottomOf="@id/tilAmount"
        app:layout_constraintBottom_toTopOf="@id/tvPleasePay"
        app:layout_constraintStart_toStartOf="parent"
        app:layout_constraintEnd_toEndOf="parent"/>

    <TextView
        android:id="@+id/tvPleasePay"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:maxLines="1"
        android:text="Please Pay: 12.25316 BTS"
        android:textAppearance="@style/TextAppearance.Bitsy.Body1"
        android:textAlignment="center"
        app:layout_constraintBottom_toTopOf="@id/tvTo"/>

    <TextView
        android:id="@+id/tvTo"
        android:layout_width="match_parent"
        android:layout_height="wrap_content"
        android:maxLines="1"
        android:text="To: seventest-3"
        android:textAppearance="@style/TextAppearance.Bitsy.Body1"
        android:textAlignment="center"
        app:layout_constraintBottom_toBottomOf="parent"/>

</androidx.constraintlayout.widget.ConstraintLayout>