uploadFile(data, file): Observable<any> {

    let url = this.API_URL + RoutesEnum.uploadFile;
    this.token = this.prefixToken + this.authService.getAccessToken()['value'];

    let headers = new Headers();
    headers.append('Accept', 'application/json');
    headers.append('Authorization', this.token);

    let options = new RequestOptions({ headers: headers });

    let docForm:FormData = new FormData();
    docForm.append('ChildApplicationId', data.ChildApplicationId);
    docForm.append('DocumentTypeCategoryId', data.DocumentTypeCategoryId);
    docForm.append('Order', data.Order);
    docForm.append('File', file, file.name);

    return this.http.post(url, docForm, options).pipe(
        map(response => {
          return response.json();
        })
      )
  }