aosp12/hardware/interfaces/health/2.1/default/android.hardware.health@2.1.xml

<manifest version="1.0" type="device">
    <hal format="hidl">
        <name>android.hardware.health</name>
        <transport>hwbinder</transport>
        <fqname>@2.1::IHealth/default</fqname>
    </hal>
</manifest>