curl --request GET \
  --url http://localhost:8080/v1/async/audio/speech/{job_id}

{
  "id": "<string>",
  "status": "pending",
  "created_at": "2023-11-07T05:31:56Z",
  "expires_at": "2023-11-07T05:31:56Z",
  "completed_at": "2023-11-07T05:31:56Z",
  "status_code": 123,
  "result": "<unknown>",
  "error": {
    "event_id": "<string>",
    "type": "<string>",
    "is_bifrost_error": true,
    "status_code": 123,
    "error": {
      "type": "<string>",
      "code": "<string>",
      "message": "<string>",
      "param": "<string>",
      "event_id": "<string>"
    },
    "extra_fields": {
      "provider": "openai",
      "model_requested": "<string>",
      "request_type": "<string>"
    }
  }
}