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: DescribeWebPageServiceInfo
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.

3. Output Parameters

Parameter name	Type	Description
AllAuthorizedMachines	Array of ProtectMachineInfo	Information about all licensed servers. Example:View
BuyNum	Uint64	Number of purchased licenses. Example: 1
ExpireAuthorizedMachines	Array of ProtectMachine	Information about servers with licenses that are about to expire. Example:View
ExpireNum	Uint64	Number of licenses that is about to expire. Example: 1
ExpiredNum	Uint64	Number of expired licenses. Example: 1
ProtectDirNum	Uint64	Number of protected directories. Example: 1
ResidueNum	Uint64	Number of available licenses. Example: 1
Status	Bool	Indicates whether the service is purchased. true: yes. false: no. Example: true
UsedNum	Uint64	Number of used licenses. Example: 1
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
InternalError	Internal error.