Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwGV8ZTLg5/vU7z9ubmZWJ6kzTjyqYfK32W4w8CrSC+h0wOq7++FPylNsD4t… (844 chars)"
  }
}