Alias parameter is required for this API. You can add other descriptions for the CMK as instructed in the CreateKey API document.test-gz01 in Guangzhou region with the description this is test for gz key.tccli kms CreateKey --region ap-guangzhou --Alias test-gz01 --Description 'this is test for gz key'
{"KeyId": "6xxxxxxx-xxxx-xxxx-xxxx-5xxxxxxxxc09","Description": "this is test for gz key","Alias": "test-gz01","KeyUsage": "ENCRYPT_DECRYPT","RequestId": "994bbd90-7c8e-4522-85f2-c712da23f863","KeyState": "Enabled","CreateTime": 1571903621}
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