Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAciRSU4JD58lk6UMHwC/M7zeCE5yxk8b5Gg25YGAyUUBUDXDHJffEV7Jcg… (1,748 chars)"
  }
}