Show Redeemed event on redemption success
\begin{umlcallself}[op=wait for confirmation]{tECDSA Signers}
\begin{umlcall}[type=return,op=confirmation,dt=10]{Bitcoin}{tECDSA Signers}
\begin{umlcall}[op=\texttt{provideRedemptionProof}]{tECDSA Signers}{Deposit Contract}
+ \begin{umlcall}[type=return,op=emit \texttt{Redeemed}]{Deposit Contract}{User}
+ \end{umlcall}
\end{umlcall}
\end{umlcall}
\end{umlcallself}
