Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwCuK0MFqw/4cnKlcrEx7+9zs+f+LXA9EJJj1RWZqZr9xlsGbA8+PLJ3f1LS… (844 chars)"
  }
}