@Override
  public String toString() {
    return "SnapshotMetadata{" +
        "checkpointId=" + checkpointId +
        ", jobName='" + jobName + '\'' +
        ", jobId='" + jobId + '\'' +
        ", taskName='" + taskName + '\'' +
        ", storeName='" + storeName + '\'' +
        '}';
  }
Represents metadata associated with a remote snapshot.
samza-core/src/main/java/org/apache/samza/storage/blobstore/index/SnapshotMetadata.java