code: public com.google.api.ads.admanager.axis.v201805.PremiumRateValue getPremiumRateValue() {
          return premiumRateValue;
      }
docs: Gets the premiumRateValue value for this ProposalLineItemPremium.
  
  @return premiumRateValue   * The {@link PremiumRateValue} triggered by the {@link ProposalLineItem}.
  This attribute is
  required.