def METHOD_NAME(param_dict):
    if MODEL_INFO in param_dict and param_dict[MODEL_INFO] is not None:
        model_info_config = {}
        for key, default_value in MODEL_INFO_KEY_DEFAULT_DICT.items():
            model_info_config[key] = get_scalar_param(param_dict[MODEL_INFO], key, default_value)
        return model_info_config
    return None