{"example_only":true,"service":"walmart_sem_contribution_auditor","note":"Illustrative output from synthetic product facts; paid results depend on supplied facts.","name":"Walmart SEM Post-Ad Contribution Auditor","marketplace":"walmart_us","input_summary":{"report_start_date":"2026-07-01","report_end_date":"2026-07-31","row_count":3,"basis":"synthetic daily item performance plus seller-supplied unit economics"},"output":{"total_attributed_sales":520.0,"total_spend":159.0,"total_contribution_before_ads":76.0,"total_post_ad_contribution":-83.0,"aggregate_roas":3.27,"aggregate_break_even_roas":6.84,"aggregate_post_ad_contribution_margin_percent":-15.96,"zero_sales_spend_count":1,"loss_making_count":1,"low_headroom_count":1,"audit_queue_preview":[{"priority_rank":1,"record_reference":"SEM-ZERO","sku":"NW-TOTE-01","attributed_sales":0.0,"spend":25.0,"post_ad_contribution":-25.0,"calculated_roas":null,"contribution_status":"zero_sales_spend_review"},{"priority_rank":2,"record_reference":"SEM-LOSS","sku":"NW-MUG-12","attributed_sales":100.0,"spend":50.0,"post_ad_contribution":-65.0,"calculated_roas":2.0,"break_even_roas":null,"contribution_status":"loss_making_review"},{"priority_rank":3,"record_reference":"SEM-THIN","sku":"NW-BOTTLE-24","attributed_sales":420.0,"spend":84.0,"post_ad_contribution":7.0,"calculated_roas":5.0,"break_even_roas":4.62,"contribution_status":"low_headroom_review"}],"group_summary_dimensions":["campaign","item","day"],"publish_status":"draft_needs_review","safety":"Arithmetic on seller-supplied attribution and costs only. Attributed sales do not prove incrementality; no campaign, budget, bid, ad, item, or listing is changed."}}