code: public Observable<AgreementTermsInner> cancelAsync(String publisherId, String offerId, String planId) {
          return cancelWithServiceResponseAsync(publisherId, offerId, planId).map(new Func1<ServiceResponse<AgreementTermsInner>, AgreementTermsInner>() {
              @Override
              public AgreementTermsInner call(ServiceResponse<AgreementTermsInner> response) {
                  return response.body();
              }
          });
      }
docs: Cancel marketplace terms.
  
  @param publisherId Publisher identifier string of image being deployed.
  @param offerId Offer identifier string of image being deployed.
  @param planId Plan identifier string of image being deployed.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the observable to the AgreementTermsInner object