Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQHz9oG/Jt1VTxt3fNwNMxUZBwoGzE9xkBbKtzAtNFybAEZZ40P34VJHZcpb… (1,748 chars)"
  }
}