"TopicArn": "arn:aws:sns:region:account-id:Topic", "Subject": "sub1", "Message": "This is the message 1!", "Timestamp": "2022-02-03T08:31:11.031Z", "UnsubscribeURL": "(略)" } json_obj = json.loads(data) json_obj["Timestamp"] json_obj["Message"] S3に保存されるデータの例 (SNS Publish 1回分) 任意の項目を抽出