     }()
     
     fileprivate let serviceId = CBUUID(string: "B57E0B59-76E6-4EBD-811D-EA8CAAEBFEF8")
-    fileprivate let isPairingCharacteristic = CBMutableCharacteristic(
-        type: CBUUID(string:"2EE583E1-1B41-4E15-B787-4FA01A054D85"),
-        properties: CBCharacteristicProperties.read,
-        value: nil,
-        permissions: CBAttributePermissions.readable)
+    
     fileprivate let peerDataCharacteristic = CBMutableCharacteristic(
         type: CBUUID(string: "E664042E-8B10-478F-86CD-BDE0F66EAE2E"),
         properties: CBCharacteristicProperties.read,

        }
        
        switch characteristic.uuid {
        case isPairingCharacteristic.uuid:
            guard
                let dataValue = characteristic.value,
                let isPairing = NSKeyedUnarchiver.unarchiveObject(with: dataValue) as? Bool,
                isPairing == true
            else {
                return
            }
        case timeOfLastUpdateCharacteristic.uuid:
            guard
                let services = peripheral.services,

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