<SYSTEM_TASK:>
Solve the following problem using Python, implementing the functions described below, one line at a time
<END_TASK>
<USER_TASK:>
Description:
 def register_for_deleted_resource(self, resource_id):
 """Registers for notification of a deleted resource. ``ResourceReceiver.deletedResources()`` is invoked when the specified resource is deleted or removed from this bin. arg: resource_id (osid.id.Id):
 the ``Id`` of the ``Resource`` to monitor raise: NullArgument - ``resource_id`` is ``null`` raise: OperationFailed - unable to complete request raise: PermissionDenied - authorization failure *compliance: mandatory -- This method must be implemented.* """

        # Implemented from template for
        # osid.resource.ResourceNotificationSession.register_for_deleted_resource
        if not MONGO_LISTENER.receivers[self._ns][self._receiver]['d']:
            MONGO_LISTENER.receivers[self._ns][self._receiver]['d'] = []
        if isinstance(MONGO_LISTENER.receivers[self._ns][self._receiver]['d'], list):
            MONGO_LISTENER.receivers[self._ns][self._receiver]['d'].append(resource_id.get_identifier())