Commands that can be executed on an ongoing stream.
- command (string)
| Enum value | Description |
|---|---|
| clear | Clears the audio buffer on the Sinch platform. Use this command to discard any buffered audio data that has not yet been played out to the caller. |
| heartbeat | Indicates that the connection is still active. Use this command during periods of silence to prevent timeout and maintain the stream connection. The no-audio timeout is 1 minute. |



