Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwFQC5e2VJKYXz2p3MF8Phek8uP9e9AokUvFVNxYTFCrVnnH7rCwTUczN6Qr… (844 chars)"
  }
}