Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwAFHMKfickNkGI4cUD3HW4YVTHhT+bKUBKLLkXGINb8H1nZsUt2x9ck6WWp… (844 chars)"
  }
}