作为 actions.intent.SIGN_IN 的输入从应用传递。
| JSON 表示法 | |
|---|---|
{ "optContext": string } |
|
| 字段 | |
|---|---|
optContext |
应用需要要求用户登录的可选上下文，作为用户意见征求提示的前缀，例如“追踪您的锻炼”或“查看账户余额”。 |
SignInValueSpec
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最后更新时间 (UTC)：2025-07-26。
[null,null,["最后更新时间 (UTC)：2025-07-26。"],[[["\u003cp\u003eThe \u003ccode\u003eactions.intent.SIGN_IN\u003c/code\u003e intent uses JSON input with an optional \u003ccode\u003eoptContext\u003c/code\u003e field.\u003c/p\u003e\n"],["\u003cp\u003e\u003ccode\u003eoptContext\u003c/code\u003e provides context for the sign-in request, aiding user consent by explaining the reason, for example, "To track your exercise".\u003c/p\u003e\n"]]],["The provided JSON schema outlines the input for the `actions.intent.SIGN_IN` intent. It uses a single field, `optContext`, which is a string. This optional string provides context to the user regarding why sign-in is required. Examples include \"To track your exercise\" or \"To check your account balance,\" and is intended as a prefix in the user consent prompt.\n"],null,["# SignInValueSpec\n\n- [JSON representation](#SCHEMA_REPRESENTATION)\n\nPassed from the app as input for `actions.intent.SIGN_IN`.\n\n| JSON representation ||\n|----------------------------------|---|\n| ``` { \"optContext\": string } ``` |\n\n| Fields ||\n|--------------|------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------|\n| `optContext` | `string` The optional context why the app needs to ask the user to sign in, as a prefix of a prompt for user consent, e.g. \"To track your exercise\", or \"To check your account balance\". |"]]