How to use the bleak.backends.bluezdbus.defs.OBJECT_MANAGER_INTERFACE function in bleak

member="InterfacesRemoved",
        ).asFuture(loop)
    )
    rules.append(
        await bus.addMatch(
            parse_msg,
            interface="org.freedesktop.DBus.Properties",
            member="PropertiesChanged",
        ).asFuture(loop)
    )

    # Find the HCI device to use for scanning and get cached device properties
    objects = await bus.callRemote(
        "/",
        "GetManagedObjects",
        interface=defs.OBJECT_MANAGER_INTERFACE,
        destination=defs.BLUEZ_SERVICE,
    ).asFuture(loop)
    adapter_path, interface = _filter_on_adapter(objects, device)
    cached_devices = dict(_filter_on_device(objects))

    # dd = {'objectPath': '/org/bluez/hci0', 'methodName': 'StartDiscovery',
    # 'interface': 'org.bluez.Adapter1', 'destination': 'org.bluez',
    # 'signature': '', 'body': (), 'expectReply': True, 'autoStart': True,
    # 'timeout': None, 'returnSignature': ''}
    # Running Discovery loop.
    await bus.callRemote(
        adapter_path,
        "SetDiscoveryFilter",
        interface="org.bluez.Adapter1",
        destination="org.bluez",
        signature="a{sv}",

def listen_interfaces_added(bus, loop, callback):
    """Create a future for a InterfacesAdded signal listener.

    Args:
        bus: The system bus object to use.
        loop: The asyncio loop to use for adding the future to.
        callback: The callback function to run when signal is received.

    Returns:
        Integer rule id.

    """
    return bus.addMatch(
        callback, interface=OBJECT_MANAGER_INTERFACE, member="InterfacesAdded"
    ).asFuture(loop)

def listen_interfaces_removed(bus, loop, callback):
    """Create a future for a InterfacesAdded signal listener.

    Args:
        bus: The system bus object to use.
        loop: The asyncio loop to use for adding the future to.
        callback: The callback function to run when signal is received.

    Returns:
        Integer rule id.

    """
    return bus.addMatch(
        callback, interface=OBJECT_MANAGER_INTERFACE, member="InterfacesRemoved"
    ).asFuture(loop)