try {
  parseFeedbackInfo({"token":"U2FsdGVkX199a6b8tWWOLC1psZ7mBPpKeYOoTWGpyPXLYJWGljzM2RwzQ/A6yhIfFY4/FPM4Etk=","useful":0});
}catch(e){
  //alert(e);
}