https://docs.cloud.google.com/nodejs/docs/reference/discoveryengine/latest/discoveryengine/protos.google.cloud.discoveryengine.v1beta.iuserinfo
Interface protos.google.cloud.discoveryengine.v1beta.IUserInfo (2.6.0) | Node.js client libraries |...
https://firebase.google.com/docs/reference/unity/interface/firebase/auth/i-user-info?authuser=5
Firebase.Auth.IUserInfo Interface Reference
firebase authinterfacereference