Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQBphR1dR7wuRKH20lvM4K7+8NA0bR2Y5EyoDLvdGTm1NARIrmKLrU7VrLkV… (1,748 chars)"
  }
}