code: @SuppressWarnings("deprecation")
      public void userCompletedAction(BRANCH_STANDARD_EVENT action, HashMap<String, String> metadata) {
          userCompletedAction(action.getName(), metadata);
      }
docs: <p>
  Method to report user actions happened on this BUO. Use this method to report the user actions for analytics purpose.
  </p>
  
  @param action   A {@link BRANCH_STANDARD_EVENT }with value of user action name.  See {@link BRANCH_STANDARD_EVENT} for Branch defined user events.
  @param metadata A HashMap containing any additional metadata need to add to this user event