This API allows you to add a CMK tag.

Parameter description

**Table 1** Parameter description
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID
key_id	Yes	String	36-byte ID of a CMK that matches the regular expression ^[0-9a-z]{8}-[0-9a-z]{4}-[0-9a-z]{4}-[0-9a-z]{4}-[0-9a-z]{12}$ Example: 0d0466b0-e727-4d9c-b35d-f84bb474a37f

**Table 2** Request parameters
Parameter	Mandatory	Type	Description
tag	Yes	Array of object	Tag. For details, see Table 3.
sequence	No	String	36-byte serial number of a request message Example: 919c82d4-8046-4722-9094-35c3c6524cff

**Table 3** **tag** field description
Parameter	Mandatory	Type	Description
key	Yes	String	Key. The value contains a maximum of 36 Unicode characters. The value of key cannot be empty, and cannot contain the following characters: ASCII (0-31) and *<>\=
value	Yes	String	Value. Each value contains a maximum of 43 Unicode characters and can be an empty string. The value cannot contain the following characters: ASCII (0-31) and *<>\=

None

The following example describes how to add a tag, the key and value of which are DEV and DEV1 respectively.

Example request

{   
  "tag":
     {  
        "key":"DEV",
        "value":"DEV1"
     }
}

Example response

{ 
}

or

{    
       "error": {        
              "error_code": "KMS.XXXX",        
              "error_msg": "XXX"     
     } 
}

Table 4 lists the normal status code returned by the response.

**Table 4** Status codes
Status Code	Status	Description
204	No Content	The request is processed successfully and no content is returned.

Exception status code. For details, see Status Codes.

Adding a CMK Tag