OptionallastOptionallastOptionalmodifyOptionaltargetOptionaltranslations?: anyThe text message content.
OptionallastThe user ID of the operator that modified the message last time.
OptionallastThe UNIX timestamp of the last message modification, in milliseconds.
OptionalmodifyThe number of times a message is modified.
OptionaltargetThe target language for translation. See https://docs.microsoft.com/en-us/azure/cognitive-services/translator/language-support.
OptionaltranslationsThe translation.
It is a KV object, where the key is the target language and the value is the translation.
ReadonlytypeThe message type. See ChatMessageType.
The text message body class.