Public Request Parameters¶
This document describes the public request parameters for the External API.
Public Request Headers¶
| Parameter Name | Required | Example | Description |
|---|---|---|---|
| Content-Type | Yes | application/json | The request content type. This header must be forcibly added to API requests, and the default value is application/json. |
| X-Df-Access-Key | Yes | e243xxxxxxxx | Visitor identifier. This value corresponds to the accessKey described in the Service Configuration. |
| X-Df-Timestamp | Yes | 1711701527 | The time when the request was initiated, in Unix seconds. The absolute tolerance is the value of timeliness described in the Service Configuration. Requests exceeding this time range will trigger the ft.MissingAuthHeaderInfo exception. |
| X-Df-SVersion | Yes | v20240417 | Signature algorithm version. Fixed value: v20240417. |
| X-Df-Nonce | Yes | 5931f3059ba244dxxx | A random nonce generated for each request. |
| X-Df-Signature | Yes | 4SW5WlUkeNoFsh+KPdJob2SAdZ2hrp7l2txXjCAub2g= | The resulting signature value. |