Response Format Description

Returned Result

{
  "code": "2000",
  "message": "Authentication token updated successfully",
	"messageArgs": [],
"data": {
	"access_token": "*******************************",
        "expires_in": 3600
	}
}

Return Parameter

**Table 1** Return parameters
Parameter	Name	Type	Description
code	Returned value	String	If the data is normal, 2000 is returned. If an error occurs, the corresponding error code is returned.
message	Returned message	String	Returned message. For details about a normal message, see the above example. For details about the interface request error messages, see the Error codes table.
messageArgs	Returned message arguments	List	Currently, this parameter is left blank for extension.
access_token	Authentication token	String	Trusted token after authentication.
expires_in	Validity period of access_token	Integer	The value is a number, in seconds. For example, the value 3600 indicates the validity period of the current access_token. The maximum value is one hour. If access_token becomes invalid, refresh_token is used by default to obtain a new access_token.

Error Code

**Table 2** Error codes
Error Scene	Return Code	Error Message
Missing client_id	8101	The client_id parameter is missing.
Missing refresh_token	8106	The refresh_token parameter is missing.
Invalid client_id	8201	The client_id parameter is invalid.
Invalid refresh_token	8206	The refresh_token parameter is invalid.
Internal resource error	8500	There is internal resource error on the server.

Parent topic: Refreshing access_token