"body": [ { "type": "TextBlock", "text": "<at>1</at>さん、<at>2</at>さん焼肉いこうぜ!" } ], "msteams": { "entities": [ { "type": "mention", "text": "<at>1</at>", "mentioned": { "id": "
[email protected]", "name": "一ノ瀬 一夫" } }, { "type": "mention", "text": "<at>2</at>", "mentioned": { "id": "6480daab-d9b5-4285-a9da-e2905e7aa2dc", "name": "二宮 次郎" } } ] } } UPN 表示する名前 Azure AD Object ID でもOK