iOS Question how to set the uuid and characteristics as nordic uart for an ios ble peripheral?

#If OBJC

//Import the CoreBluetooth library
#import <CoreBluetooth/CoreBluetooth.h>

//Method to configure iPhone as BLE Peripheral
inline void ConfigureAsPeripheral() {
    // Erstellen Sie eine CBPeripheralManager-Instanz
    CBPeripheralManager *peripheralManager = [[CBPeripheralManager alloc] initWithDelegate:nil queue:nil];

    //Create a CBMutableService instance for the Nordic UART service
    CBUUID *nordicUARTServiceUUID = [CBUUID UUIDWithString:@"6E400001-B5A3-F393-E0A9-E50E24DCCA9E"];
    CBMutableService *nordicUARTService = [[CBMutableService alloc] initWithType:nordicUARTServiceUUID primary:YES];

    //Create a CBMutableCharacteristic instance for the TX Characteristic
    CBUUID *txCharacteristicUUID = [CBUUID UUIDWithString:@"6E400002-B5A3-F393-E0A9-E50E24DCCA9E"];
    CBMutableCharacteristic *txCharacteristic = [[CBMutableCharacteristic alloc] initWithType:txCharacteristicUUID properties:CBCharacteristicPropertyWriteWithoutResponse value:nil permissions:CBAttributePermissionsWriteable];

    //Create a CBMutableCharacteristic instance for the RX Characteristic
    CBUUID *rxCharacteristicUUID = [CBUUID UUIDWithString:@"6E400003-B5A3-F393-E0A9-E50E24DCCA9E"];
    CBMutableCharacteristic *rxCharacteristic = [[CBMutableCharacteristic alloc] initWithType:rxCharacteristicUUID properties:CBCharacteristicPropertyNotify value:nil permissions:CBAttributePermissionsReadable];

    //Add the characteristic to the service
    [nordicUARTService setCharacteristics:@[txCharacteristic, rxCharacteristic]];

    //Create an NSDictionary instance for your advertising information
    NSDictionary *advertisementData = @{CBAdvertisementDataLocalNameKey:@"Your Device Name", CBAdvertisementDataServiceUUIDsKey:@[nordicUARTServiceUUID]};

    //Start the advertising as Peripheral
    [peripheralManager startAdvertising:advertisementData];
}

#End If

Sub Button1_Click
    ' Aufruf der Inline-Objective-C-Funktion
    ConfigureAsPeripheral
End Sub