Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwFmIOQYQALQkq6yz3VK0Q8PwrWvYY9DLfGcEwanntfJBhzh5EWWz8UEnPo4… (844 chars)"
  }
}