conference-start-recording-params

record conference-start-recording-params {
  id: string,
  channels: start-recording-request-channels-enum,
  client-state: option​<string>,
  command-id: option​<string>,
  format: start-recording-request-format-enum,
  max-length: option​<s32>,
  play-beep: option​<bool>,
}