def METHOD_NAME(self) -> None:
    """Test the standard properties of exploration start action."""
    action = action_registry.Registry.get_action_by_type(
        stats_models.ACTION_TYPE_EXPLORATION_START)
    action_dict = action.to_dict()
    self.assertItemsEqual(list(action_dict.keys()), [
        'customization_arg_specs'])
    self.assertEqual(
        action_dict['customization_arg_specs'], [{
            'name': 'state_name',
            'description': 'Initial state name',
            'schema': {
                'type': 'unicode',
            },
            'default_value': ''
        }])