public void RetrieveAllUserDataOfKey()
 {
     CloudGoods.RetrieveAllUserDataOfKey(RetrieveAllValuesOfKey.text, (r) =>
     {
         RetrieveAllValuesOfKeyResponse.text = "";
         for (int i = 0; i < r.Count; i++)
         {
             RetrieveAllValuesOfKeyResponse.text += r[i].user.userName.ToRichColor(Color.white) + " : " + r[i].value + "\n";
         }
     }, User);
 }