getBlob(fileDto: DataFiles){
    return this.http.get(`${environment.serverUrl}/data-files/download/post/${fileDto.id}`, {responseType: 'blob'});
  }

  download(data: any, fileDto: DataFiles) {
    console.log(fileDto);
    const blob = new Blob([data], { type: "image/"+fileDto.fileType });
    const url= window.URL.createObjectURL(blob);
    window.open(url);
  }