message: keep previous value
diff: @@ -169,7 +169,7 @@ export default class ChargingStationService {
  }
  }
  chargingStation.public = filteredRequest.public;
  - if (filteredRequest.public) {
  + if (filteredRequest.tariffID) {
  chargingStation.tariffID = filteredRequest.tariffID;
  }
  }
  @@ -222,7 +222,7 @@ export default class ChargingStationService {
  connector.numberOfConnectedPhase = filteredConnector.numberOfConnectedPhase;
  }
  connector.phaseAssignmentToGrid = filteredConnector.phaseAssignmentToGrid;
  - if (filteredRequest.public) {
  + if (filteredRequest.tariffID) {
  connector.tariffID = filteredConnector.tariffID;
  }
  }
  