code: public OperationStatus update(UUID appId, String versionId, UpdateVersionsOptionalParameter updateOptionalParameter) {
          return updateWithServiceResponseAsync(appId, versionId, updateOptionalParameter).toBlocking().single().body();
      }
docs: Updates the name or description of the application version.
  
  @param appId The application ID.
  @param versionId The version ID.
  @param updateOptionalParameter the object representing the optional parameters to be set before calling this API
  @throws IllegalArgumentException thrown if parameters fail the validation
  @throws ErrorResponseException thrown if the request is rejected by server
  @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
  @return the OperationStatus object if successful.