Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBgMUmq/pbbgwWi0gXnr1e4xdjJC5QlclMdqHw6q2Me/h2h7Y4L4W0fpCYx… (1,748 chars)"
  }
}