Transaction

{
  "update_price_feed": {
    "vaa": "UE5BVQEAAAABJAEAAAAAAwG2lHaqtOZD1G1r6qZ+OCA4b3gzxLIiDqSE+wlZwzAynhrJpGFJJxMCE2Kl… (844 chars)"
  }
}