Problem accessing /attach. Reason:
error serving attachment: REST GET request failed, status=404, uri=https://substrate.office.com/api/v2.0/me/messages/AQMkADAwATE4MTAxLWE1Y2YtZjJhMy0wMAItMDAKAEYAAAPCfBPxzGdbTL_XBjk_ISn1BwD9n0CR4UGUQItawxTnCJAsAAACASIAAAD9n0CR4UGUQItawxTnCJAsAAHHNtBTAAAA/attachments/AQMkADAwATE4MTAxLWE1Y2YtZjJhMy0wMAItMDAKAEYAAAPCfBPxzGdbTL_XBjk_ISn1BwD9n0CR4UGUQItawxTnCJAsAAACASIAAAD9n0CR4UGUQItawxTnCJAsAAHHNtBTAAAAARIAEAA4q_CS7ZXNTqfgRd7Rs6Yw/%24value, remoteIpAddress=13.107.18.11 {"error":{"code":"ErrorItemNotFound","message":"The specified object was not found in the store., The process failed to get the correct properties."}}