Help Center/ MetaStudio/ API Reference/ Intelligent Interaction/ Intelligent Interaction Management/ Virtual Avatar Authentication Code Management/ Creating a One-Off Authentication Code
Updated on 2025-12-08 GMT+08:00
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Creating a One-Off Authentication Code

Function

Creates a one-off authentication code. Such a code is valid for five minutes and can be used only once.

To avoid cross-domain conflicts, this API should be called only through the third-party backend and cannot be directly called via the browser.

Calling Method

For details, see Calling APIs.

Authorization Information

Each account has all the permissions required to call all APIs, but IAM users must be assigned the required permissions. For details about the required permissions, see Permissions Policies and Supported Actions.

URI

POST /v1/{project_id}/digital-human-chat/once-code

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Project ID. For details about how to obtain the project ID, see Obtaining a Project ID.

Request Parameters

Table 2 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

No

String

User token. This parameter is mandatory when token authentication is used.

You can obtain the token by calling the IAM API used to obtain a user token.

Value of X-Subject-Token in the response header.

Authorization

No

String

Authentication information. This parameter is mandatory for AK/SK authentication.

X-Sdk-Date

No

String

Time when a request is sent. This parameter is mandatory for AK/SK authentication.

X-Project-Id

No

String

Project ID. This parameter is mandatory for AK/SK authentication.

X-App-UserId

No

String

Third-party user ID, which does not allow Chinese characters.

Response Parameters

Status code: 200

Table 3 Response header parameters

Parameter

Type

Description

X-Request-Id

String

Request ID.
Table 4 Response body parameters

Parameter

Type

Description

once_code

String

One-off authentication code.

Status code: 400

Table 5 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error description.

Example Requests

POST https://metastudio.cn-north-4.myhuaweicloud.com/v1/70b76xxxxxx34253880af501cdxxxxxx/digital-human-chat/once-code

Example Responses

Status code: 200

Returned when the request succeeded.

{
  "once_code" : "OATAXWpTNDPGjVyzxNLKvumcv297Q7uUz5CCltLtFDE1uqnPAPmS4jm61XnMQGuV"
}

Status code: 400

Parameters error, including the error code and its description.

{
  "error_code" : "MSS.00000003",
  "error_msg" : "Invalid parameter"
}

Status Codes

Status Code

Description

200

Returned when the request succeeded.

400

Parameters error, including the error code and its description.

Error Codes

See Error Codes.

Parent Topic: Virtual Avatar Authentication Code Management