usage.swift

let request = RegisterDeviceTokenRequest(deviceToken:tokenString, callback: { (response: Result) -> Void in
      switch response {
      case .Success:
        DDLogInfo("📩 ✅ Device token registration")
      case .Failure(let error):
        DDLogError("📩 ❌ Device token registration \(error)")
      }
})
NetworkingClient.request(request)