This topic describes the request parameters and response parameters that each operation uses.
Common request parameters
Parameter | Type | Required | Description |
---|---|---|---|
Format | String | No | The format in which to return the response. Valid values:
JSON and XML. Default value: XML. |
Version | String | Yes | The version number of the API, in the format of YYYY-MM-DD. Set the value to:
2020-03-26 |
AccessKeyId | String | Yes | The AccessKey ID provided to you by Alibaba Cloud. |
Signature | String | Yes | The signature string of the current request. |
SignatureMethod | String | Yes | The encryption method of the signature string.
Set the value to HMAC-SHA1. |
Timestamp | String | Yes | The timestamp of the request. Specify the time in the ISO 8601 standard in the YYYY-MM-DDThh:mm:ssZ
format. The time must be in UTC.
Example: 2013-01-10T12:00:00Z, which specifies 20:00:00 on January 10, 2013 (UTC+8). |
SignatureVersion | String | Yes | The version of the signature encryption algorithm.
Set the value to 1.0 |
SignatureNonce | String | Yes | A unique, random number used to prevent replay attacks.
You must use different numbers for different requests. |
Sample requests
https://workorder.ap-southeast-1.aliyuncs.com/?Action=CreateTicket
&Format=xml
&Version=2020-03-26
&Signature=xxxx%xxxx%3D
&SignatureMethod=HMAC-SHA1
&SignatureNonce=15215528852396
&SignatureVersion=1.0
&AccessKeyId=key-test
&TimeStamp=2012-06-01T12:00:00Z
…
Common response parameters
All Alibaba Cloud API responses are returned in either the JSON or XML format. You
can specify the response format when sending requests. The default response format
is XML. Each response includes a unique RequestId regardless of whether the call is successful. Each response also contains a HTTP
status code.
- A
2xx
status code indicates a successful call. - A
4xx
or5xx
status code indicates a failed call.
Sample responses:
- XML format
<?xml xml version="1.0" encoding="utf-8"? > <!--Result Root Node--> <Operation Name+Response> <!-Return Request Tag--> <RequestId>4C467B38-3910-447D-87BC-AC049166F216</RequestId> <!-Return Result Data--> </Operation Name+Response>
- JSON format
{ "RequestId":"4C467B38-3910-447D-87BC-AC049166F216", /*Return Result Data*/ }