Function event_join_speed

event_join_speed(payload): void
Occurs when users join a meeting or waiting room or start audio or video.
Parameters
- payload: {
      desc: string;
      eventType: string;
      tagId: number;
      time: number;
      timeStr: string;
  }
  - desc: string
    Detailed description for the event.
  - eventType: string
  - tagId: number
  - time: number
    A number representing the timestamp, in milliseconds, for the current time.
  - timeStr: string
    A string representing the given date in the date time string format.
Returns void