Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAGDQBTeE5K/Sy9jgV4zeXxUcQ2F3BxKpqhshQi8tPXwU1TuQuyrvGx0Tf2795K… (1,748 chars)"
  }
}