cache: Cache.Cache = new Cache.Cache(getContext().cacheDir!, 10 * 1024 * 1024, getContext());
client: HttpClient = new HttpClient
    .Builder()
    .setConnectTimeout(10, TimeUnit.SECONDS)
    .setReadTimeout(10, TimeUnit.SECONDS)
    .cache(this.cache)
    .build();

let fileUploadBuilder: FileUpload = new FileUpload.Builder()
      .addFile(filePath)
      .addData("name2", "value2")
      .build();

    let request: Request = new Request.Builder()
      .url("http://106.15.92.248:5555/upload")
      .addHeader("key1", "value1")
      .addHeader("key2", "value2")
      .body(fileUploadBuilder)
      .setAbilityContext(getContext(this))
      .build();
    this.client.newCall(request)
      .execute()