code: public void setOfferingTransactions(java.util.Collection<OfferingTransaction> offeringTransactions) {
          if (offeringTransactions == null) {
              this.offeringTransactions = null;
              return;
          }
  
          this.offeringTransactions = new java.util.ArrayList<OfferingTransaction>(offeringTransactions);
      }
docs: <p>
  The audit log of subscriptions you have purchased and modified through AWS Device Farm.
  </p>
  
  @param offeringTransactions
  The audit log of subscriptions you have purchased and modified through AWS Device Farm.