public sealed class PredictResponse : IMessage<PredictResponse>, IEquatable<PredictResponse>, IDeepCloneable<PredictResponse>, IBufferMessage, IMessage
A unique attribution token. This should be included in the
[UserEvent][google.cloud.retail.v2.UserEvent] logs resulting from this
recommendation, which enables accurate attribution of recommendation model
performance.
Property Value
Type
Description
System.String
MissingIds
public RepeatedField<string> MissingIds { get; }
IDs of products in the request that were missing from the inventory.
[[["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complicated / too many steps","tooComplicatedTooManySteps","thumb-down"],["Out of date","outOfDate","thumb-down"],["Samples / code issue","samplesCodeIssue","thumb-down"],["Other","otherDown","thumb-down"]],["Last updated 2025-08-07 UTC."],[[["\u003cp\u003eThe \u003ccode\u003ePredictResponse\u003c/code\u003e class is a response message for the predict method within the Google Cloud Retail V2 API, and it is version 1.0.0.\u003c/p\u003e\n"],["\u003cp\u003eThis class implements several interfaces, including \u003ccode\u003eIMessage<PredictResponse>\u003c/code\u003e, \u003ccode\u003eIEquatable<PredictResponse>\u003c/code\u003e, \u003ccode\u003eIDeepCloneable<PredictResponse>\u003c/code\u003e, \u003ccode\u003eIBufferMessage\u003c/code\u003e, and \u003ccode\u003eIMessage\u003c/code\u003e.\u003c/p\u003e\n"],["\u003cp\u003eIt includes properties such as \u003ccode\u003eAttributionToken\u003c/code\u003e (a unique token for user event attribution), \u003ccode\u003eMissingIds\u003c/code\u003e (IDs of products missing from inventory), \u003ccode\u003eResults\u003c/code\u003e (a ranked list of recommended products), and \u003ccode\u003eValidateOnly\u003c/code\u003e (indicates if the request was for validation only).\u003c/p\u003e\n"],["\u003cp\u003eThe \u003ccode\u003ePredictResponse\u003c/code\u003e class is found within the \u003ccode\u003eGoogle.Cloud.Retail.V2\u003c/code\u003e namespace and the \u003ccode\u003eGoogle.Cloud.Retail.V2.dll\u003c/code\u003e assembly, with this webpage including documentation for versions ranging from 1.0.0 to the latest 2.12.0.\u003c/p\u003e\n"]]],[],null,[]]
