         let service = CBMutableService(type: serviceId, primary: true)
         
         service.characteristics = [
-            isPairingCharacteristic,
             peerDataCharacteristic,
             timeOfLastUpdateCharacteristic
         ]

        
        for characteristic in characteristics {
            switch characteristic.uuid {
            case isPairingCharacteristic.uuid:
                peripheral.readValue(for: characteristic)
            case timeOfLastUpdateCharacteristic.uuid:
                peripheral.setNotifyValue(true, for: characteristic)
            case peerDataCharacteristic.uuid:

        }
        
        switch characteristic.uuid {
        case timeOfLastUpdateCharacteristic.uuid:
            guard
                let services = peripheral.services,
