{
  "event": "media",
  "stream_id": "str-456",
  "media": {
    "payload": "AAEC/f7..."
  }
}

{
  "event": "mark",
  "stream_id": "str-456",
  "mark": {
    "name": "mark-1"
  }
}

{
  "event": "clear",
  "stream_id": "str-456"
}

{
  "event": "connected",
  "event_time": "2024-01-15T10:30:00Z"
}

{
  "event": "start",
  "event_time": "2024-01-15T10:30:00Z",
  "call_id": "abc-123",
  "stream_id": "str-456",
  "stream_type": "twoway",
  "channel": "both",
  "sequence_number": 1
}

{
  "event": "media",
  "event_time": "2024-01-15T10:30:01Z",
  "call_id": "abc-123",
  "stream_id": "str-456",
  "sequence_number": 2,
  "media": {
    "payload": "AAEC/f7...",
    "track": "inbound",
    "timestamp": 160,
    "chunk": 1
  }
}

{
  "event": "mark",
  "event_time": "2024-01-15T10:30:02Z",
  "call_id": "abc-123",
  "stream_id": "str-456",
  "sequence_number": 10,
  "mark": {
    "name": "end-of-greeting"
  }
}

{
  "event": "stop",
  "event_time": "2024-01-15T10:30:05Z",
  "call_id": "abc-123",
  "stream_id": "str-456",
  "sequence_number": 100
}