Contents：
Overview
This section describes common response headers returned when using CLS APIs. Headers below will not be described again in API documents.
Response Headers
The response headers are described as follows:
| HTTP Header Name | Description |
|---|---|
| Content-Length | Length of the response body |
| Content-Type | Format of the response body (application/json) |
| x-cls-requestid | Unique endpoint identifier of the request |
