Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwKYGGo2yJqxvByHTtHpnhp4rJsoMh/brGidvMkUqYtSp0L3D/V2J0YhDv8b… (844 chars)"
  }
}