@Override
  public String toString() {
    StringBuilder sb = new StringBuilder();
    sb.append("PartitionId=").append(partitionId);
    sb.append(", ").append("BlobIds=[").append(blobIds);
    sb.append("]");
    return sb.toString();
  }
Returns the size of the serialized form of this {@link BatchDeletePartitionRequestInfo} in bytes.
@return the size of the serialized form of this {@link BatchDeletePartitionRequestInfo} in bytes.
ambry-protocol/src/main/java/com/github/ambry/protocol/BatchDeletePartitionRequestInfo.java