code: public DeleteInvitationsResult withUnprocessedAccounts(Result... unprocessedAccounts) {
          if (this.unprocessedAccounts == null) {
              setUnprocessedAccounts(new java.util.ArrayList<Result>(unprocessedAccounts.length));
          }
          for (Result ele : unprocessedAccounts) {
              this.unprocessedAccounts.add(ele);
          }
          return this;
      }
docs: <p>
  A list of account ID and email address pairs of the AWS accounts that could not be processed.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setUnprocessedAccounts(java.util.Collection)} or {@link #withUnprocessedAccounts(java.util.Collection)}
  if you want to override the existing values.
  </p>
  
  @param unprocessedAccounts
  A list of account ID and email address pairs of the AWS accounts that could not be processed.
  @return Returns a reference to this object so that method calls can be chained together.