Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQC6Uw69dFVtrKMKsgBBv4bdxmZ6naiOgB0/zaYYgxMOf2mswXN9fbXZQR2u… (1,748 chars)"
  }
}