code: function addInfo(uuid, info, meta, callback) {
  
              if (typeof (meta) === 'function') {
                  callback = meta;
                  meta = {};
              }
  
              if (!jobs[uuid]) {
                  return callback(new e.BackendResourceNotFoundError(
                    'Job does not exist. Cannot Update.'));
              } else {
                  if (!util.isArray(jobs[uuid].info)) {
                      jobs[uuid].info = [];
                  }
                  jobs[uuid].info.push(info);
                  return callback(null);
              }
          }
docs: Add progress information to an existing job: - uuid - String, the Job's UUID. - info - Object, {'key' => 'Value'} - meta - Any additional information to pass to the backend which is not job info - callback - f(err)