<a href={this.getDownloadURL(note.noteId)}>
   <span className="downloadAction">
      DOWNLOAD
      <img className="logoImageRight" src={require("../imgs/download.png")} alt="NotFound"/>
   </span>
</a>

async getDownloadURL(noteId){
   var attachmentURL;
   const note = await this.getNote(noteId);
   const {attachment} = note;

   if(attachment){
      attachmentURL = await Storage.vault.get(attachment);
   }
   return(attachmentURL);
}