final FeedConfig popFeedConfig = new FeedConfig.Builder("YOUR_POP_UNIT_ID").build();
final PopConfig popConfig = new PopConfig.Builder(getApplicationContext(), popFeedConfig)
                      .build();
        
final BuzzAdBenefitConfig buzzAdBenefitConfig = new BuzzAdBenefitConfig.Builder(context)
        ...생략...
        .setPopConfig(popConfig)
        .build();
        
BuzzAdBenefit.init(this, buzzAdBenefitConfig);