self.cancelable = URLSession.shared.dataTaskPublisher(for: self.chartRequest.asRequest())             .retry(3)             .subscribe(on: DispatchQueue.global())             .map({ $0.data })             .decode(type: [ChartEntry].self, decoder: JSONDecoder())             .map({ data in  return .success(data) })             .catch({ result in                 return Just.init(.failure(result))             })             .receive(on: RunLoop.main)             .sink(receiveCompletion: { (_) in                     print("receiveCompletion")             }, receiveValue: { (data: Result) in                                  switch data {                 case .success(let entries):                     self.tickerResultJsonCount = entries.count                     self.entries = entries.first?.data ?? []                 case .failure(let error):                     self.entries = []                     self.tickerResultJsonCount = 0                     self.error = error                 }                              }) my code is like this

the Wi-Fi is connected and works fine，my iPhone is connected with the same Wi-Fi。Any suggestions？