Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwE2XkkoBbR9sMuk9QA4zBLwxWKYv0nW3HX6dBmcJIcY+zL5A4b5bCubRfTi… (844 chars)"
  }
}