public List<ChunkMetadata> getChunkMetadataList() {
    return chunkMetadataList;
  }
Get the list of keys for the composite blob's data chunks, along with the
key's data content size and offset relative to the total composite blob
@return A list of {@link ChunkMetadata}
ambry-messageformat/src/main/java/com/github/ambry/messageformat/CompositeBlobInfo.java