<manifest>
    ...
    <application>
        ...
        <provider
            android:name="com.example.MyCloudProvider"
            android:authorities="com.example.mycloudprovider"
            android:exported="true"
            android:grantUriPermissions="true"
            android:permission="android.permission.MANAGE_DOCUMENTS"
            android:enabled="@bool/isAtLeastKitKat">
            <intent-filter>
                <action android:name="android.content.action.DOCUMENTS_PROVIDER" />
            </intent-filter>
        </provider>
        ...
    </application>
</manifest>