outgoingMessageType
The format of the message contents.
Declaration
var outgoingMessageType: INOutgoingMessageType { get }Discussion
If the user asks Siri to send an audio message,_ _the value of this property is INOutgoingMessageType.outgoingMessageAudio. An audio message may also include a transcription of the audio message in the content property.
If the user doesn’t specify what type of message to send, the default message type is INOutgoingMessageType.outgoingMessageText.