What OpenAIRealtimeTranscriptionRollover.approve is asked about.
Index the new connection gets when it opens (see StreamingSTTUsageEvent.connectionIndex).
StreamingSTTUsageEvent.connectionIndex
What started the rollover: an end of speech after afterMs, the first flush() after afterMs (client commits), or the deadline.
afterMs
flush()
What OpenAIRealtimeTranscriptionRollover.approve is asked about.