Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwD9seZGUf4iZHYqOtd6MwZ49+TwAIPG50SuJ5nVVdYt7Hjr0kba3Hk0FQrJ… (844 chars)"
  }
}