Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQAvY4RHNu/OUwgTbNz3h1vDXzU/IrGL+MId+SzucUKhfiMboF3WCj0YB4HY… (1,748 chars)"
  }
}