Builder withBackupId(String backupId) {
        image.setBackupId(backupId);
        return this;
      }
Backup image, the dependency graph is made up by series of backup images BackupImage contains
all the relevant information to restore the backup and is used during restore operation
hbase-backup/src/main/java/org/apache/hadoop/hbase/backup/impl/BackupManifest.java