[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Missing the information I need","missingTheInformationINeed","thumb-down"],["Too complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-06 UTC."],[],["The document lists various services within an ad management system, including Adjustment, Company, Creative, Forecast, Inventory, and others. Each service has a corresponding `NullError.Reason` for validation. `NullError` is a dependency, specifically `NullError.Reason`, which indicates why a validation failed. One reason listed is `NULL_CONTENT`, which means a provided list or container cannot include null elements. All the services belong to the namespace `https://www.google.com/apis/ads/publisher/v202502`.\n"]]