\section{Data Structures}
Here are the data structures with brief descriptions:\begin{CompactList}
\item\contentsline{section}{\hyperlink{structappMD}{appMD} }{\pageref{structappMD}}{}
\item\contentsline{section}{\hyperlink{structClient}{Client} }{\pageref{structClient}}{}
\item\contentsline{section}{\hyperlink{structHub}{Hub} }{\pageref{structHub}}{}
\item\contentsline{section}{\hyperlink{structSamp}{Samp} }{\pageref{structSamp}}{}
\item\contentsline{section}{\hyperlink{structSubs}{Subs} }{\pageref{structSubs}}{}
\end{CompactList}