[[["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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2024-12-18 UTC."],[[["Carrier constants can be used to target campaigns based on mobile carriers."],["You can use fields like `country_code`, `id`, and `name` to identify specific carriers."],["Each carrier constant has a unique resource name in the format `carrierConstants/{criterion_id}`."],["This information is read-only and provided for targeting purposes."]]],[]]