範例：Amazon QuickSight 日誌檔案項目

追蹤是一種組態，能讓事件以日誌檔案的形式交付到您指定的 Amazon S3 儲存貯體。CloudTrail 日誌檔案包含一或多個日誌專案。一個事件為任何來源提出的單一請求，並包含請求動作、請求的日期和時間、請求參數等資訊。CloudTrail 日誌檔並非依公有 API 呼叫的堆疊追蹤排序，因此不會以任何特定順序出現。

下列範例所顯示的 CloudTrail 日誌項目示範 BatchCreateUser 動作。

{ 
   "eventVersion":"1.05",
   "userIdentity":
	{ 
	   "type":"Root",
	   "principalId":"123456789012",
	   "arn":"arn:aws:iam::123456789012:root",
	   "accountId":"123456789012",
	   "userName":"test-username"
	},
	   "eventTime":"2017-04-19T03:16:13Z",
	   "eventSource":"quicksight.amazonaws.com",
	   "eventName":"BatchCreateUser",
	   "awsRegion":"us-west-2",
	   "requestParameters":null,
	   "responseElements":null,
	   "eventID":"e7d2382e-70a0-3fb7-9d41-a7a913422240",
	   "readOnly":false,
	   "eventType":"AwsServiceEvent",
	   "recipientAccountId":"123456789012",
	   "serviceEventDetails":
	   { 
		   "eventRequestDetails":
		   { 
				"users":
				{ 
					"test-user-11":
					{ 
						"role":"USER"
					},
					"test-user-22":
					{ 
						"role":"ADMIN"
					}
				}
			},
			"eventResponseDetails":
			{ 
			"validUsers":[ 
				],
			"InvalidUsers":[ 
				"test-user-11",
				"test-user-22"
				]
			}
	   }
   }