List<SpaceInventoryDTO> availableInventories = ListParserHelper.getList(response, SpaceInventoryDTO.class);


public class ListParserHelper {
  public static <T> List getList(Response response, Class<T> cls) {
    return response.jsonPath().getList(".", cls);
  }

List<SpaceInventoryDTO> availableInventories = response.jsonPath().getList(".", SpaceInventoryDTO.class);