digits:int <span class="arrow">&#45;&gt;</span></span>
  <span>?hash:string <span class="arrow">&#45;&gt;</span></span>
  <span>secret:string <span class="arrow">&#45;&gt;</span></span>
  <span>code:string <span class="arrow">&#45;&gt;</span></span>
  <span>unit <span class="arrow">&#45;&gt;</span></span>
  bool</span></code></div><div class="spec-doc"><p>Operation to verify TOTP codes. Optional parameters are <code>window</code> (how much seconds to expire the TOTP code/token, defaults to <code>30</code> s