Properties
from?
sender?
isGroup?
type?
id?
pushName?
mentions?
language?
SenderInfo.language).
platformData?
SenderInfo.platformData (e.g. { languageCode: 'en' }).
location?
InboundMessage.location); implies type: 'location' unless type is given.
media?
MediaRef of a media type (token, mimetype, filename, size).
kind?
'button'; 'list' for list rows).
respondBy?
InboundInteraction.respondBy, epoch ms). Default: unset.