code: public ListOfferingTransactionsResult withOfferingTransactions(OfferingTransaction... offeringTransactions) {
          if (this.offeringTransactions == null) {
              setOfferingTransactions(new java.util.ArrayList<OfferingTransaction>(offeringTransactions.length));
          }
          for (OfferingTransaction ele : offeringTransactions) {
              this.offeringTransactions.add(ele);
          }
          return this;
      }
docs: <p>
  The audit log of subscriptions you have purchased and modified through AWS Device Farm.
  </p>
  <p>
  <b>NOTE:</b> This method appends the values to the existing list (if any). Use
  {@link #setOfferingTransactions(java.util.Collection)} or {@link #withOfferingTransactions(java.util.Collection)}
  if you want to override the existing values.
  </p>
  
  @param offeringTransactions
  The audit log of subscriptions you have purchased and modified through AWS Device Farm.
  @return Returns a reference to this object so that method calls can be chained together.