Get a Signed Response Object
https://mapi.storyblok.com/v1/spaces/:space_id/assets/Returns a signed response to be used to upload the asset. See upload and replace assets for further information.
Path parameters
Section titled “Path parameters”-  :space_id required numberNumeric ID of a space 
Request body properties
Section titled “Request body properties”-  filename stringFilename of the asset. Required. 
-  id numberNumeric ID of the existing asset. Optional. 
-  asset_folder_id numberID of the target asset folder. Optional. 
-  size stringSpecifies the asset dimensions in the format <width>X<height>(for example,300X400). Optional.
-  validate_upload numberDetermines whether the upload has to be validated. Disabled by default. Optional. 
Response properties
Section titled “Response properties”-  Signed response objectA signed response object to be used for uploading assets. 
Examples
Section titled “Examples”curl "https://mapi.storyblok.com/v1/spaces/123123/assets/" \  -X POST \  -H "Authorization: YOUR_OAUTH_TOKEN" \  -H "Content-Type: application/json" \  -d "{\"asset_folder_id\":638352,\"filename\":\"123.jpg\",\"id\":89293614204583,\"size\":\"\",\"validate_upload\":1}"// Using the Universal JavaScript Client:// https://github.com/storyblok/storyblok-js-clientStoryblok.post('spaces/123123/assets/', {  "asset_folder_id": 638352,  "filename": "123.jpg",  "id": 89293614204583,  "size": "",  "validate_upload": 1})  .then(response => {    console.log(response)  }).catch(error => {    console.log(error)  })$client = new \Storyblok\ManagementClient('YOUR_OAUTH_TOKEN');
$payload = ["asset_folder_id" => 638352,"filename" => "123.jpg","id" => 89293614204583,"size" => "","validate_upload" => 1];
$client->post('spaces/123123/assets/', $payload)->getBody();HttpResponse<String> response = Unirest.post("https://mapi.storyblok.com/v1/spaces/123123/assets/")  .header("Content-Type", "application/json")  .header("Authorization", "YOUR_OAUTH_TOKEN")  .body({"asset_folder_id":638352,"filename":"123.jpg","id":89293614204583,"size":"","validate_upload":1})  .asString();var client = new RestClient("https://mapi.storyblok.com/v1/spaces/123123/assets/");var request = new RestRequest(Method.POST);
request.AddHeader("Content-Type", "application/json");request.AddHeader("Authorization", "YOUR_OAUTH_TOKEN");request.AddParameter("application/json", "{\"asset_folder_id\":638352,\"filename\":\"123.jpg\",\"id\":89293614204583,\"size\":\"\",\"validate_upload\":1}", ParameterType.RequestBody);IRestResponse response = client.Execute(request);import requests
url = "https://mapi.storyblok.com/v1/spaces/123123/assets/"
querystring = {}
payload = {"asset_folder_id":638352,"filename":"123.jpg","id":89293614204583,"size":"","validate_upload":1}headers = {  'Content-Type': "application/json",  'Authorization': "YOUR_OAUTH_TOKEN"}
response = requests.request("POST", url, data=payload, headers=headers, params=querystring)
print(response.text)require 'storyblok'client = Storyblok::Client.new(oauth_token: 'YOUR_OAUTH_TOKEN')
payload = {"asset_folder_id" => 638352,"filename" => "123.jpg","id" => 89293614204583,"size" => "","validate_upload" => 1}
client.post('spaces/123123/assets/', payload)import Foundation
let headers = [  "Content-Type": "application/json",  "Authorization": "YOUR_OAUTH_TOKEN"]
let postData = NSData(data: {"asset_folder_id":638352,"filename":"123.jpg","id":89293614204583,"size":"","validate_upload":1}.data(using: String.Encoding.utf8)!)
let request = NSMutableURLRequest(url: NSURL(string: "https://mapi.storyblok.com/v1/spaces/123123/assets/")! as URL, cachePolicy: .useProtocolCachePolicy, timeoutInterval: 10.0)request.method = "POST"request.allHTTPHeaderFields = headersrequest.httpBody = postData as Data
let session = URLSession.sharedlet dataTask = session.dataTask(with: request as URLRequest, completionHandler: { (data, response, error) -> Void in  if (error != nil) {    print(error)  } else {    let httpResponse = response as? HTTPURLResponse    print(httpResponse)  }})
dataTask.resume()Get in touch with the Storyblok community