def METHOD_NAME(mock_event, auth_user, signature_instance, create_event_signature):
    """ Test add cla manager event """
    Signature.load = Mock()
    auth_user.username = 'harold'
    Signature.get_signature_acl = Mock(return_value=('harold'))
    company.add_permission = Mock()
    Signature.add_signature_acl = Mock()
    Signature.save = Mock()
    signature_controller.get_managers_dict = Mock()
    lfid = 'foo_lfid'
    subject = 'Add CLA Manager'
    body = 'Added %s' % lfid
    recipients = ['foo@gmail.com']
    signature_controller.add_cla_manager_email_content = Mock(return_value=(subject, body, recipients))
    signature_controller.get_email_service = Mock()
    signature_controller.add_cla_manager(
        auth_user,
        signature_instance.get_signature_id(),
        lfid
    )
    event_data = f'{lfid} added as cla manager to Signature ACL for {signature_instance.get_signature_id()}'
    mock_event.assert_called_once_with(
        event_data=event_data,
        event_summary=event_data,
        event_cla_group_id=signature_instance.get_signature_project_id(),
        event_type=EventType.AddCLAManager,
        contains_pii=True,
    )