Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwAWHKzXq0LrqZfZPFNh+nV3YPWnP0W3ClDqasb1isIMFSyReEhqtK9P2FZs… (844 chars)"
  }
}