The following list of request parameters only lists interface request parameters and some public parameters, For a complete list of public parameters see public request parameters.

Parameter name	Required	Allow NULL	Type	Description
Action	Yes	No	String	Public parameter, The value of this interface: DescribeBaselineDownloadList
Version	Yes	No	String	Public parameter, The value of this interface: 2018-02-28
Region	No	No	String	Public parameter,Regional information This interface does not need to pass this parameter.
By	No	No	String	Field for sorting. Valid values: [StartTime
Filters	No	No	Array of Filter	Status - int - Required: No - 0: exporting. 1: completed. StartTime - string - Required: No - Start time. EndTime - string - Required: No - End time. TaskName - string - Required: No - Task name. Example:View
Limit	No	No	Int64	Maximum number of entries to return. Default value: 10. Maximum number: 100. Example: 10
Offset	No	No	Int64	Offset. Default value: 0. Example: 0
Order	No	No	String	Sorting order. ASC: ascending order. DESC: descending order. Example: DESC

3. Output Parameters

Parameter name	Type	Description
List	Array of BaselineDownload	Data returned. Example:View
Total	Int64	Total number. Example: 10
RequestId	String	Unique request id, Each request will return. The RequestId of the request needs to be provided when locating the problem.

4. Error Code

The following lists only the error codes related to the interface business logic, For other error codes, see public ErrorCode.

Error Code	Description
FailedOperation	Operation failed.
InternalError	Internal error.
InvalidParameter	Invalid parameter.