def METHOD_NAME(self, config: dict) -> dict:
    # config is localized to a single sound loop set settings within a list
    self.mc.config_validator.validate_config('sound_loop_sets', config)
    # Clamp volume between 0 and 1
    if 'volume' in config and config['volume']:
        if config['volume'] < 0:
            config['volume'] = 0
        elif config['volume'] > 1:
            config['volume'] = 1
    # Validate optional layers
    if 'layers' in config:
        for layer in config["layers"]:
            self.mc.config_validator.validate_config('sound_loop_sets:layers', layer)
            # Clamp layer volume between 0 and 1
            if layer['volume'] < 0:
                layer['volume'] = 0
            elif layer['volume'] > 1:
                layer['volume'] = 1
    return config