curl --request POST \
  --url https://realtime.govworx.net/realtime/v1/call/{id}/audio/stream/{streamId}/pause \
  --header 'Content-Type: application/json' \
  --data '{
  "paused": true
}'

{
  "streamId": "<string>",
  "paused": true,
  "positionSeconds": 123,
  "mode": "<string>",
  "bufferDurationSeconds": 123,
  "pauseExpiresAtEpochSecond": 123
}