code: @Override
      public void handle(String chargingStationId, JsonObject commandObject, IdentityContext identityContext) throws UserIdentityUnauthorizedException {
          ChargingStationId csId = new ChargingStationId(chargingStationId);
  
          if (!commandAuthorizationService.isAuthorized(csId, identityContext.getUserIdentity(), RequestReserveNowCommand.class)) {
              throw new UserIdentityUnauthorizedException(chargingStationId, identityContext.getUserIdentity(), RequestReserveNowCommand.class);
          }
  
          try {
              ChargingStation chargingStation = repository.findOne(chargingStationId);
              if (chargingStation != null && chargingStation.communicationAllowed()) {
                  RequestReserveNowApiCommand command = gson.fromJson(commandObject, RequestReserveNowApiCommand.class);
  
                  commandGateway.send(new RequestReserveNowCommand(csId, command.getEvseId(), command.getIdentifyingToken(), command.getExpiryDate(), null, identityContext), new CorrelationToken());
              } else {
                  throw new IllegalStateException("It is not possible to request a reservation on a charging station that is not registered");
              }
          } catch (JsonSyntaxException ex) {
              throw new IllegalArgumentException("Reserve now command is not able to parse the payload, is your json correctly formatted?", ex);
          }
      }
docs: {@inheritDoc}