[[["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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-20 UTC."],[],["GADSignal is a class providing a signal string for server-to-server ad requests. The key attribute is `signalString`, a read-only string used as input in the ad request. Instances of GADSignal are not directly created via initialization; instead, they are returned when a signal is generated. The `init` method for direct initialization is therefore unavailable.\n"]]