Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAT/w69UzMa0tP6AeHvqQmCrUU7aZoYeTgNxZJa/Z17AybA/lz9DsQS8uNk… (844 chars)"
  }
}