The value must be a UTF-8 encoded string with a length limit of 128
characters, and match the pattern: [a-zA-Z][a-zA-Z0-9_]*. For example,
id0LikeThis or ID_1_LIKE_THIS. Otherwise, an INVALID_ARGUMENT error is
returned.
[[["Easy to understand","easyToUnderstand","thumb-up"],["Solved my problem","solvedMyProblem","thumb-up"],["Other","otherUp","thumb-up"]],[["Hard to understand","hardToUnderstand","thumb-down"],["Incorrect information or sample code","incorrectInformationOrSampleCode","thumb-down"],["Missing the information/samples I need","missingTheInformationSamplesINeed","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-04-17 UTC."],[[["The provided content is for the `Promotion` class within the `Google.Cloud.Retail.V2` namespace, outlining its properties and available versions."],["Version 2.12.0 is the latest available version of the `Promotion` class, while 1.0.0 is the oldest, with a range of versions in between."],["The `Promotion` class implements several interfaces, including `IMessage`, `IEquatable`, `IDeepCloneable`, and `IBufferMessage`."],["The `Promotion` class contains a `PromotionId` property, which is a string used to uniquely identify the promotion, limited to 128 UTF-8 encoded characters and following a specified pattern."],["The `Promotion` class has two constructors, `Promotion()`, and `Promotion(Promotion other)`."]]],[]]
