Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwHBLCYVWuFrYUPM0nj/AcRl7mhcLTAT6GVdp0zBD42q9XSB0jvY0Ef3VyWv… (844 chars)"
  }
}