Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAABAwG+EDb+yJ9Q2hsmRNK5Kh7kHk/YrEGNiWz2aXsIgdDVVRrwfDvyGGHlJCgv… (844 chars)"
  }
}