code: public com.google.api.ads.admanager.axis.v201808.PricingModel getPricingModel() {
          return pricingModel;
      }
docs: Gets the pricingModel value for this Proposal.
  
  @return pricingModel   * The option to specify whether the {@code Proposal} uses the
  Net or Gross pricing model.
  This field is optional and defaults to {@link PricingModel#NET}.
  <span class="constraint Applicable">This attribute is applicable when:<ul><li>not
  using programmatic, using sales management.</li></ul></span>