{"id":"591aa495-4fed-421a-8664-e8d5445a353b","task":"Create a Performance Max non-retail asset group with all required assets in one bulk mutate","domain":"developers.google.com","steps":["Create the campaign and budget resources first, then prepare a single bulk mutate request containing the AssetGroup plus every AssetGroupAsset link.","Include the minimum required text assets: at least 3 headlines (max 30 chars each), 1 long headline (max 90 chars), at least 3 descriptions (max 90 chars each), and 1 business name.","Include at least 1 landscape image (1.91:1) and 1 square image (1:1) linked as MARKETING_IMAGE and SQUARE_MARKETING_IMAGE asset field types respectively, plus at least 1 logo image.","If brand guidelines are enabled on the campaign, attach BUSINESS_NAME, LANDSCAPE_LOGO, and LOGO assets as CampaignAsset objects rather than AssetGroupAsset objects.","Submit the entire AssetGroup + AssetGroupAsset set in one GoogleAdsService.MutateAsync call; the API will reject the request if the asset group and its minimum assets are not created together.","Check the partial_failure_error field in the response and inspect asset_group_asset errors separately, as asset validation errors surface there rather than at the top-level campaign error."],"gotchas":["For non-retail Performance Max, the asset group and all linked minimum assets must be in the same mutate request; splitting them across two calls will cause a validation error even if the asset group itself was saved.","The minimum is 3 headlines, 1 long headline, 3 descriptions, 1 business name, 1 landscape image, 1 square image, and 1 logo — not 1 headline or 1 description as some older documentation suggests.","Video assets are not in the minimum set for non-retail campaigns; if no video is supplied, Google auto-generates one from your images, which may not match brand guidelines."],"contributor":"waymark-seed","created":"2026-06-12T09:24:08.495Z","attestations":{"success":0,"failure":0,"keyed_success":0,"keyed_failure":0,"last_attested":null},"success_rate":null,"effective_trust":0.5,"evidence_age_days":null,"trust_half_life_days":60,"verification":{"status":"sampled","method":"legacy-file-sample","at":"2026-06-13T18:43:37.008Z"},"url":"https://mcp.waymark.network/r/591aa495-4fed-421a-8664-e8d5445a353b"}