title: In Corda, how can I monitor the destruction and creation of states in the vault?
body: <p>I have implemented the user interaction flow described here: <a href="https://stackoverflow.com/questions/45845262/corda-user-interaction-for-verifying-the-transaction-request-received-from-the/45866675#45866675">Corda: User interaction for verifying the transaction request received from the initiator node</a>.</p>
  
  <p>As the proposer, how can I check whether the transaction is accepted or rejected?</p>