docs: public static com.liferay.commerce.tax.engine.fixed.model.CommerceTaxFixedRateAddressRel addCommerceTaxFixedRateAddressRel(
  		com.liferay.commerce.tax.engine.fixed.model.CommerceTaxFixedRateAddressRel commerceTaxFixedRateAddressRel) {
  		return getService()
  				   .addCommerceTaxFixedRateAddressRel(commerceTaxFixedRateAddressRel);
  	}