public string GetDoc(string docId)
{
string result = "";
string docInfoString = docStore.Get(ReadOptions.Default, docId).ToString();
Node docInfo = Node.Parse(docInfoString);
long latestSequence = docInfo.getLatestSequence();
result = sequenceStore.Get(ReadOptions.Default, latestSequence.ToString()).ToString();
result = result.Split('+')[1];
return(result);
}