While BLE scan after response peripheral.name coming as null and kCBAdvDataLocalName not coming

import UIKit
import CoreBluetooth

class ViewController: UIViewController,CBCentralManagerDelegate,UITableViewDelegate,UITableViewDataSource {

    //vad dfdf: CBPeripheral?
    var centeralManger:CBCentralManager?
    var peripherals = Array< CBPeripheral >()
    var stingapotions = Array<[String:Any] >()
    let opts = [CBAdvertisementDataLocalNameKey:true]
   
    @IBOutlet weak var tblBlueTooth: UITableView!
    override func viewDidLoad() {
        super.viewDidLoad()
      

       
    tblBlueTooth.delegate = self;
    tblBlueTooth.dataSource = self;
        centeralManger = CBCentralManager(delegate: self, queue: DispatchQueue.main, options: opts)
       // self.centeralManger?.scanForPeripherals(withServices: nil, options: opts)
        //centeralManger.sc
        // Do any additional setup after loading the view.
       
    }
    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        var cell:UITableViewCell!
        cell = self.tblBlueTooth.dequeueReusableCell(withIdentifier: "cell")
        if cell == nil {
            cell = UITableViewCell(style: .default, reuseIdentifier: "cell")
        }
    
    let peripheral = peripherals[indexPath.row]
    let peripheral1 = stingapotions [indexPath.row]
        debugPrint("name:"+(peripheral.name ?? ""))
         debugPrint(peripheral.description)
       // debugPrint(peripheral1.)
    cell.textLabel?.text = peripheral.name
    //cell.detailTextLabel?.text = peripheral.state
    
     return cell
    }
    
    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
      return peripherals.count
    }
    func centralManagerDidUpdateState(_ central: CBCentralManager) {
       
        switch central.state {
        case .unauthorized:
            break;
        case.unknown:
             debugPrint("unknown")
            break
        case.unsupported:
            debugPrint("unsupported")
            break
        case.poweredOn:
             debugPrint("poweredOn")
             scanForNewDevice()
            break
        case.poweredOff:
             debugPrint("poweredOff")
            break
        case.resetting:
             debugPrint("resetting")
            break
        @unknown default:
           
            break
        }
    }
    func UpdateData() -> Void {
        Timer.scheduledTimer(withTimeInterval: 10, repeats: true) { timer in
             //self.centeralManger?.stopScan()
            self.tblBlueTooth.reloadData()
            timer.invalidate()
          
        }
    }
    func scanForNewDevice() -> Void {
        self.centeralManger?.scanForPeripherals(withServices:.none,options: opts)
       
    }
    func centralManager(_ central: CBCentralManager, didDiscover peripheral: CBPeripheral, advertisementData: [String : Any], rssi RSSI: NSNumber) {
        peripherals.append(peripheral);
        stingapotions.append(advertisementData);
       // central.connect(peripheral, options: nil)
        debugPrint(advertisementData.description)
        debugPrint(advertisementData["kCBAdvDataLocalName"] ?? "")
       
        if peripheral.name == "kamal's iPhone" {
                
            self.centeralManger?.connect(peripheral, options: .none)
              }
             
        UpdateData()
      
       
    }
    func centralManager(_ central: CBCentralManager, connectionEventDidOccur event: CBConnectionEvent, for peripheral: CBPeripheral) {
       
    }
    func centralManager(_ central: CBCentralManager, didDisconnectPeripheral peripheral: CBPeripheral, error: Error?) {
       
    }
    func centralManager(_ central: CBCentralManager, didFailToConnect peripheral: CBPeripheral, error: Error?) {
       
    }
    func centralManager(_ central: CBCentralManager, didUpdateANCSAuthorizationFor peripheral: CBPeripheral) {
       
    }
//    func centralManager(_ central: CBCentralManager, willRestoreState dict: [String : Any]) {
//
//    }
    func centralManager(_ central: CBCentralManager, didConnect peripheral: CBPeripheral) {
       
       
    }
   
   


}


This repsone i am getting

[\"kCBAdvDataTimestamp\": 604135293.900358, \"kCBAdvDataIsConnectable\": 0, \"kCBAdvDataServiceUUIDs\": <__NSArrayM 0x2801a08a0>(\nCBBFE0E1-F7F3-4206-84E0-84CBB3D09DFC\n)\n]"

""

"[\"kCBAdvDataIsConnectable\": 0, \"kCBAdvDataTimestamp\": 604135294.082067, \"kCBAdvDataManufacturerData\": <06000109 20022ea5 08f7a8e9 51e99fab 038b277e 557c93e4 7dc3dec1 26>]"

""

"[\"kCBAdvDataTimestamp\": 604135294.312578, \"kCBAdvDataIsConnectable\": 0, \"kCBAdvDataManufacturerData\": <06000109 20026947 5ee3ccd6 8b185f86 6c326828 b5d9942b b0f3b14c 4d>]"

""

"name:"

"<CBPeripheral: 0x283ec5220, identifier = B9ACABE9-0B0B-07A7-EC6D-19E23F067484, name = (null), state = disconnected>"

"name:"

"<CBPeripheral: 0x283ec0640, identifier = 648FB10A-B9C8-7781-F2BF-259B33A54CD4, name = (null), state = disconnected>"



kinldy help me to get peripheral.name .

Thanks in Advance