Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAADuAEAAAAHDQF0P2d+P0ihR+F+JlZcN5cDT7tQKomnhKsOEj4s4G3b6zK+UArAXXBD8EoN… (1,748 chars)"
  }
}