		AllowAdditionalProperties (TGoogleBaseObject)
pt		SetcurrencyConversionTimeMs (TDealTermsGuaranteedFixedPriceTermsBillingInfo)
pt		SetoriginalContractedQuantity (TDealTermsGuaranteedFixedPriceTermsBillingInfo)
pt		Setprice (TDealTermsGuaranteedFixedPriceTermsBillingInfo)