## TextMessage

#### Payload Schema

- **command** (string, required)
- **text** (string, required)
Transcribed text from the voice channel. This is the speech-to-text output of the incoming audio.
- **sttLanguage** (string, required)
BCP-47 language tag used for speech-to-text transcription of the inbound audio.
- **isCorrection** (boolean, required)
Indicates whether this message corrects a previous transcription.


This occurs when additional speech is detected after a pause, refining the earlier transcription result.