/// <summary>
 /// Executes a migration plan asynchronously (batch) for multiple process instances.
 /// </summary>
 /// <param name="request"></param>
 /// <returns></returns>
 public Task <BatchInfo> ExecuteAsync(MigrationExecution request) => _api.ExecuteAsync(request);
 /// <summary>
 /// Executes a migration plan synchronously for multiple process instances.
 /// </summary>
 /// <param name="request"></param>
 /// <returns></returns>
 public Task Execute(MigrationExecution request) => _api.Execute(request);