code: public List<Iteration> getIterations(UUID projectId) {
          return getIterationsWithServiceResponseAsync(projectId).toBlocking().single().body();
      }
docs: Get iterations for the project.
  
  @param projectId The project id
  @throws IllegalArgumentException thrown if parameters fail the validation
  @throws CloudException thrown if the request is rejected by server
  @throws RuntimeException all other wrapped checked exceptions if the request fails to be sent
  @return the List&lt;Iteration&gt; object if successful.