message: Reactor: Only store messages the first time they're sent
diff: @@ -226,6 +226,7 @@ const _Reactor = ({ reference, pageOptions }: ReactorProps) => {
  }
  }
  onSuccess={() => {
  + if (!request.sent) {
  proceedingsState.addMessage({
  reference,
  date: new Date(request.date),
  @@ -239,6 +240,7 @@ const _Reactor = ({ reference, pageOptions }: ReactorProps) => {
  reactorData: reactorState.moduleData,
  });
  setSent(true);
  + }
  }}
  />
  </div>
  @@ -374,6 +376,7 @@ const _Reactor = ({ reference, pageOptions }: ReactorProps) => {
  request.custom_data?.subject,
  request.transport_medium,
  request.id_data,
  + request.sent,
  request.date,
  request.recipient_address,
  request.email,
  