问Swift:从DropBox下载图片

EN

client?.files.download(path: "/AlloyTest/\(imageName)").response { response, error in
    if let response = response {
      let responseMetadata = response.0
      print(responseMetadata)
      let fileContents = response.1
      print(fileContents)
    } else if let error = error {
      print(error)
    }
  }
  .progress { progressData in
    print(progressData)
  }

API route error - {
  ".tag" = path;
  path =   {
    ".tag" = "not_found";
  };
} 

func getImage(imageName: String, completion: @escaping (UIImage, NetworkingError) -> ()) {
    // Get Image from dropbox
    // Download to Data
    client?.files.listFolder(path: "/AlloyTest").response { response, error in
      if let response = response {
        let entries = response.entries
        print("ENTRIES:", entries)
      } else if let error = error {
        print(error)
      }
    }
  }