This topic describes common parameters, including common request parameters and common response parameters. Common parameters are required by all API operations.

Common request parameters

Common request parameters must be included in all ApsaraVideo Live API requests.
Parameter Type Required Description
Version String Yes The version number of the API.
  • Format: YYYY-MM-DD.
  • Set the value to 2016-11-01.
AccessKeyId String Yes The AccessKey ID provided to you by Alibaba Cloud.
Signature String Yes The signature string of the current request. For more information about how signatures are calculated, see Signature method.
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 yyyy-MM-ddTHH:mm:ssZ format. The time must be in UTC.
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 random numbers for different requests.
ResourceOwnerAccount String No The Alibaba Cloud account that owns the resource to be accessed by the API request. For more information about how to use this parameter, see Authentication rules on API requests. If you call API operations as a RAM user, make sure that you use this parameter in operations where ApsaraVideo Live resources can be authorized by the RAM user. Otherwise, requests are rejected.
Format String No The format in which to return the response. Valid values: JSON and XML. Default value: XML.

Sample request

https://live.aliyuncs.com/?Format=xml
&Version=2016-11-01
&Signature=Pc5WB8gokVn0xfeu%2FZV%2BiNM1dgI%3D
&SignatureMethod=HMAC-SHA1
&SignatureNonce=15215528852396
&SignatureVersion=1.0
&AccessKeyId=key-test
&Timestamp=2012-06-01T12:00:00Z
...

Common response parameters

Every response returns a unique request ID regardless of whether the call is successful.

Sample success responses

  • XML format
    <? xml version="1.0" encoding="UTF-8"? >
<! --Root node of the response -->
<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 */
}