Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwG4LTkzvPsanvDZ9RjYjxl1wiNNWR0dXJOmrRFXPUxfH3fCjjH7OkEKmh6T… (844 chars)"
  }
}