Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQH/UmxDYo14jkSFQxjsY4x+uenmp+xDVvaoL1plJ1NOKVnR8MOrVxuJFH2z… (1,748 chars)"
  }
}